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2021-12-28mISDN: change function names to avoid conflictswolfgang huang3-7/+7
As we build for mips, we meet following error. l1_init error with multiple definition. Some architecture devices usually marked with l1, l2, lxx as the start-up phase. so we change the mISDN function names, align with Isdnl2_xxx. mips-linux-gnu-ld: drivers/isdn/mISDN/layer1.o: in function `l1_init': (.text+0x890): multiple definition of `l1_init'; \ arch/mips/kernel/bmips_5xxx_init.o:(.text+0xf0): first defined here make[1]: *** [home/mips/kernel-build/linux/Makefile:1161: vmlinux] Error 1 Signed-off-by: wolfgang huang <huangjinhui@kylinos.cn> Reported-by: k2ci <kernel-bot@kylinos.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
2021-12-27nfc: uapi: use kernel size_t to fix user-space buildsKrzysztof Kozlowski1-1/+1
Fix user-space builds if it includes /usr/include/linux/nfc.h before some of other headers: /usr/include/linux/nfc.h:281:9: error: unknown type name ‘size_t’ 281 | size_t service_name_len; | ^~~~~~ Fixes: d646960f7986 ("NFC: Initial LLCP support") Cc: <stable@vger.kernel.org> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2021-12-27uapi: fix linux/nfc.h userspace compilation errorsDmitry V. Levin1-2/+2
Replace sa_family_t with __kernel_sa_family_t to fix the following linux/nfc.h userspace compilation errors: /usr/include/linux/nfc.h:266:2: error: unknown type name 'sa_family_t' sa_family_t sa_family; /usr/include/linux/nfc.h:274:2: error: unknown type name 'sa_family_t' sa_family_t sa_family; Fixes: 23b7869c0fd0 ("NFC: add the NFC socket raw protocol") Fixes: d646960f7986 ("NFC: Initial LLCP support") Cc: <stable@vger.kernel.org> Signed-off-by: Dmitry V. Levin <ldv@altlinux.org> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2021-12-27net: usb: pegasus: Do not drop long Ethernet framesMatthias-Christian Ott1-2/+2
The D-Link DSB-650TX (2001:4002) is unable to receive Ethernet frames that are longer than 1518 octets, for example, Ethernet frames that contain 802.1Q VLAN tags. The frames are sent to the pegasus driver via USB but the driver discards them because they have the Long_pkt field set to 1 in the received status report. The function read_bulk_callback of the pegasus driver treats such received "packets" (in the terminology of the hardware) as errors but the field simply does just indicate that the Ethernet frame (MAC destination to FCS) is longer than 1518 octets. It seems that in the 1990s there was a distinction between "giant" (> 1518) and "runt" (< 64) frames and the hardware includes flags to indicate this distinction. It seems that the purpose of the distinction "giant" frames was to not allow infinitely long frames due to transmission errors and to allow hardware to have an upper limit of the frame size. However, the hardware already has such limit with its 2048 octet receive buffer and, therefore, Long_pkt is merely a convention and should not be treated as a receive error. Actually, the hardware is even able to receive Ethernet frames with 2048 octets which exceeds the claimed limit frame size limit of the driver of 1536 octets (PEGASUS_MTU). Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") Signed-off-by: Matthias-Christian Ott <ott@mirix.org> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2021-12-27atlantic: Fix buff_ring OOB in aq_ring_rx_cleanZekun Shen1-0/+8
The function obtain the next buffer without boundary check. We should return with I/O error code. The bug is found by fuzzing and the crash report is attached. It is an OOB bug although reported as use-after-free. [ 4.804724] BUG: KASAN: use-after-free in aq_ring_rx_clean+0x1e88/0x2730 [atlantic] [ 4.805661] Read of size 4 at addr ffff888034fe93a8 by task ksoftirqd/0/9 [ 4.806505] [ 4.806703] CPU: 0 PID: 9 Comm: ksoftirqd/0 Tainted: G W 5.6.0 #34 [ 4.809030] Call Trace: [ 4.809343] dump_stack+0x76/0xa0 [ 4.809755] print_address_description.constprop.0+0x16/0x200 [ 4.810455] ? aq_ring_rx_clean+0x1e88/0x2730 [atlantic] [ 4.811234] ? aq_ring_rx_clean+0x1e88/0x2730 [atlantic] [ 4.813183] __kasan_report.cold+0x37/0x7c [ 4.813715] ? aq_ring_rx_clean+0x1e88/0x2730 [atlantic] [ 4.814393] kasan_report+0xe/0x20 [ 4.814837] aq_ring_rx_clean+0x1e88/0x2730 [atlantic] [ 4.815499] ? hw_atl_b0_hw_ring_rx_receive+0x9a5/0xb90 [atlantic] [ 4.816290] aq_vec_poll+0x179/0x5d0 [atlantic] [ 4.816870] ? _GLOBAL__sub_I_65535_1_aq_pci_func_init+0x20/0x20 [atlantic] [ 4.817746] ? __next_timer_interrupt+0xba/0xf0 [ 4.818322] net_rx_action+0x363/0xbd0 [ 4.818803] ? call_timer_fn+0x240/0x240 [ 4.819302] ? __switch_to_asm+0x40/0x70 [ 4.819809] ? napi_busy_loop+0x520/0x520 [ 4.820324] __do_softirq+0x18c/0x634 [ 4.820797] ? takeover_tasklets+0x5f0/0x5f0 [ 4.821343] run_ksoftirqd+0x15/0x20 [ 4.821804] smpboot_thread_fn+0x2f1/0x6b0 [ 4.822331] ? smpboot_unregister_percpu_thread+0x160/0x160 [ 4.823041] ? __kthread_parkme+0x80/0x100 [ 4.823571] ? smpboot_unregister_percpu_thread+0x160/0x160 [ 4.824301] kthread+0x2b5/0x3b0 [ 4.824723] ? kthread_create_on_node+0xd0/0xd0 [ 4.825304] ret_from_fork+0x35/0x40 Signed-off-by: Zekun Shen <bruceshenzk@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2021-12-27net: udp: fix alignment problem in udp4_seq_show()yangxingwu1-1/+1
$ cat /pro/net/udp before: sl local_address rem_address st tx_queue rx_queue tr tm->when 26050: 0100007F:0035 00000000:0000 07 00000000:00000000 00:00000000 26320: 0100007F:0143 00000000:0000 07 00000000:00000000 00:00000000 27135: 00000000:8472 00000000:0000 07 00000000:00000000 00:00000000 after: sl local_address rem_address st tx_queue rx_queue tr tm->when 26050: 0100007F:0035 00000000:0000 07 00000000:00000000 00:00000000 26320: 0100007F:0143 00000000:0000 07 00000000:00000000 00:00000000 27135: 00000000:8472 00000000:0000 07 00000000:00000000 00:00000000 Signed-off-by: yangxingwu <xingwu.yang@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2021-12-27net/smc: fix using of uninitialized completionsKarsten Graul1-2/+4
In smc_wr_tx_send_wait() the completion on index specified by pend->idx is initialized and after smc_wr_tx_send() was called the wait for completion starts. pend->idx is used to get the correct index for the wait, but the pend structure could already be cleared in smc_wr_tx_process_cqe(). Introduce pnd_idx to hold and use a local copy of the correct index. Fixes: 09c61d24f96d ("net/smc: wait for departure of an IB message") Signed-off-by: Karsten Graul <kgraul@linux.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2021-12-27ip6_vti: initialize __ip6_tnl_parm struct in vti6_siocdevprivateWilliam Zhao1-0/+2
The "__ip6_tnl_parm" struct was left uninitialized causing an invalid load of random data when the "__ip6_tnl_parm" struct was used elsewhere. As an example, in the function "ip6_tnl_xmit_ctl()", it tries to access the "collect_md" member. With "__ip6_tnl_parm" being uninitialized and containing random data, the UBSAN detected that "collect_md" held a non-boolean value. The UBSAN issue is as follows: =============================================================== UBSAN: invalid-load in net/ipv6/ip6_tunnel.c:1025:14 load of value 30 is not a valid value for type '_Bool' CPU: 1 PID: 228 Comm: kworker/1:3 Not tainted 5.16.0-rc4+ #8 Hardware name: Red Hat KVM, BIOS 0.5.1 01/01/2011 Workqueue: ipv6_addrconf addrconf_dad_work Call Trace: <TASK> dump_stack_lvl+0x44/0x57 ubsan_epilogue+0x5/0x40 __ubsan_handle_load_invalid_value+0x66/0x70 ? __cpuhp_setup_state+0x1d3/0x210 ip6_tnl_xmit_ctl.cold.52+0x2c/0x6f [ip6_tunnel] vti6_tnl_xmit+0x79c/0x1e96 [ip6_vti] ? lock_is_held_type+0xd9/0x130 ? vti6_rcv+0x100/0x100 [ip6_vti] ? lock_is_held_type+0xd9/0x130 ? rcu_read_lock_bh_held+0xc0/0xc0 ? lock_acquired+0x262/0xb10 dev_hard_start_xmit+0x1e6/0x820 __dev_queue_xmit+0x2079/0x3340 ? mark_lock.part.52+0xf7/0x1050 ? netdev_core_pick_tx+0x290/0x290 ? kvm_clock_read+0x14/0x30 ? kvm_sched_clock_read+0x5/0x10 ? sched_clock_cpu+0x15/0x200 ? find_held_lock+0x3a/0x1c0 ? lock_release+0x42f/0xc90 ? lock_downgrade+0x6b0/0x6b0 ? mark_held_locks+0xb7/0x120 ? neigh_connected_output+0x31f/0x470 ? lockdep_hardirqs_on+0x79/0x100 ? neigh_connected_output+0x31f/0x470 ? ip6_finish_output2+0x9b0/0x1d90 ? rcu_read_lock_bh_held+0x62/0xc0 ? ip6_finish_output2+0x9b0/0x1d90 ip6_finish_output2+0x9b0/0x1d90 ? ip6_append_data+0x330/0x330 ? ip6_mtu+0x166/0x370 ? __ip6_finish_output+0x1ad/0xfb0 ? nf_hook_slow+0xa6/0x170 ip6_output+0x1fb/0x710 ? nf_hook.constprop.32+0x317/0x430 ? ip6_finish_output+0x180/0x180 ? __ip6_finish_output+0xfb0/0xfb0 ? lock_is_held_type+0xd9/0x130 ndisc_send_skb+0xb33/0x1590 ? __sk_mem_raise_allocated+0x11cf/0x1560 ? dst_output+0x4a0/0x4a0 ? ndisc_send_rs+0x432/0x610 addrconf_dad_completed+0x30c/0xbb0 ? addrconf_rs_timer+0x650/0x650 ? addrconf_dad_work+0x73c/0x10e0 addrconf_dad_work+0x73c/0x10e0 ? addrconf_dad_completed+0xbb0/0xbb0 ? rcu_read_lock_sched_held+0xaf/0xe0 ? rcu_read_lock_bh_held+0xc0/0xc0 process_one_work+0x97b/0x1740 ? pwq_dec_nr_in_flight+0x270/0x270 worker_thread+0x87/0xbf0 ? process_one_work+0x1740/0x1740 kthread+0x3ac/0x490 ? set_kthread_struct+0x100/0x100 ret_from_fork+0x22/0x30 </TASK> =============================================================== The solution is to initialize "__ip6_tnl_parm" struct to zeros in the "vti6_siocdevprivate()" function. Signed-off-by: William Zhao <wizhao@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2021-12-25selftests: mptcp: Remove the deprecated config NFT_COUNTERMa Xinjian1-1/+0
NFT_COUNTER was removed since 390ad4295aa ("netfilter: nf_tables: make counter support built-in") LKP/0Day will check if all configs listing under selftests are able to be enabled properly. For the missing configs, it will report something like: LKP WARN miss config CONFIG_NFT_COUNTER= of net/mptcp/config - it's not reasonable to keep the deprecated configs. - configs under kselftests are recommended by corresponding tests. So if some configs are missing, it will impact the testing results Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Ma Xinjian <xinjianx.ma@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2021-12-25sctp: use call_rcu to free endpointXin Long5-26/+41
This patch is to delay the endpoint free by calling call_rcu() to fix another use-after-free issue in sctp_sock_dump(): BUG: KASAN: use-after-free in __lock_acquire+0x36d9/0x4c20 Call Trace: __lock_acquire+0x36d9/0x4c20 kernel/locking/lockdep.c:3218 lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3844 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline] _raw_spin_lock_bh+0x31/0x40 kernel/locking/spinlock.c:168 spin_lock_bh include/linux/spinlock.h:334 [inline] __lock_sock+0x203/0x350 net/core/sock.c:2253 lock_sock_nested+0xfe/0x120 net/core/sock.c:2774 lock_sock include/net/sock.h:1492 [inline] sctp_sock_dump+0x122/0xb20 net/sctp/diag.c:324 sctp_for_each_transport+0x2b5/0x370 net/sctp/socket.c:5091 sctp_diag_dump+0x3ac/0x660 net/sctp/diag.c:527 __inet_diag_dump+0xa8/0x140 net/ipv4/inet_diag.c:1049 inet_diag_dump+0x9b/0x110 net/ipv4/inet_diag.c:1065 netlink_dump+0x606/0x1080 net/netlink/af_netlink.c:2244 __netlink_dump_start+0x59a/0x7c0 net/netlink/af_netlink.c:2352 netlink_dump_start include/linux/netlink.h:216 [inline] inet_diag_handler_cmd+0x2ce/0x3f0 net/ipv4/inet_diag.c:1170 __sock_diag_cmd net/core/sock_diag.c:232 [inline] sock_diag_rcv_msg+0x31d/0x410 net/core/sock_diag.c:263 netlink_rcv_skb+0x172/0x440 net/netlink/af_netlink.c:2477 sock_diag_rcv+0x2a/0x40 net/core/sock_diag.c:274 This issue occurs when asoc is peeled off and the old sk is freed after getting it by asoc->base.sk and before calling lock_sock(sk). To prevent the sk free, as a holder of the sk, ep should be alive when calling lock_sock(). This patch uses call_rcu() and moves sock_put and ep free into sctp_endpoint_destroy_rcu(), so that it's safe to try to hold the ep under rcu_read_lock in sctp_transport_traverse_process(). If sctp_endpoint_hold() returns true, it means this ep is still alive and we have held it and can continue to dump it; If it returns false, it means this ep is dead and can be freed after rcu_read_unlock, and we should skip it. In sctp_sock_dump(), after locking the sk, if this ep is different from tsp->asoc->ep, it means during this dumping, this asoc was peeled off before calling lock_sock(), and the sk should be skipped; If this ep is the same with tsp->asoc->ep, it means no peeloff happens on this asoc, and due to lock_sock, no peeloff will happen either until release_sock. Note that delaying endpoint free won't delay the port release, as the port release happens in sctp_endpoint_destroy() before calling call_rcu(). Also, freeing endpoint by call_rcu() makes it safe to access the sk by asoc->base.sk in sctp_assocs_seq_show() and sctp_rcv(). Thanks Jones to bring this issue up. v1->v2: - improve the changelog. - add kfree(ep) into sctp_endpoint_destroy_rcu(), as Jakub noticed. Reported-by: syzbot+9276d76e83e3bcde6c99@syzkaller.appspotmail.com Reported-by: Lee Jones <lee.jones@linaro.org> Fixes: d25adbeb0cdb ("sctp: fix an use-after-free issue in sctp_sock_dump") Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2021-12-25net: phy: fixed_phy: Fix NULL vs IS_ERR() checking in __fixed_phy_registerMiaoqian Lin1-2/+2
The fixed_phy_get_gpiod function() returns NULL, it doesn't return error pointers, using NULL checking to fix this.i Fixes: 5468e82f7034 ("net: phy: fixed-phy: Drop GPIO from fixed_phy_add()") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> Link: https://lore.kernel.org/r/20211224021500.10362-1-linmq006@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-24selftests: Calculate udpgso segment count without header adjustmentCoco Li1-6/+6
The below referenced commit correctly updated the computation of number of segments (gso_size) by using only the gso payload size and removing the header lengths. With this change the regression test started failing. Update the tests to match this new behavior. Both IPv4 and IPv6 tests are updated, as a separate patch in this series will update udp_v6_send_skb to match this change in udp_send_skb. Fixes: 158390e45612 ("udp: using datalen to cap max gso segments") Signed-off-by: Coco Li <lixiaoyan@google.com> Reviewed-by: Willem de Bruijn <willemb@google.com> Link: https://lore.kernel.org/r/20211223222441.2975883-2-lixiaoyan@google.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-24udp: using datalen to cap ipv6 udp max gso segmentsCoco Li1-1/+1
The max number of UDP gso segments is intended to cap to UDP_MAX_SEGMENTS, this is checked in udp_send_skb(). skb->len contains network and transport header len here, we should use only data len instead. This is the ipv6 counterpart to the below referenced commit, which missed the ipv6 change Fixes: 158390e45612 ("udp: using datalen to cap max gso segments") Signed-off-by: Coco Li <lixiaoyan@google.com> Reviewed-by: Willem de Bruijn <willemb@google.com> Link: https://lore.kernel.org/r/20211223222441.2975883-1-lixiaoyan@google.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-24Merge tag 'mlx5-fixes-2021-12-22' of ↵Jakub Kicinski12-46/+121
git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux Saeed Mahameed says: ==================== mlx5 fixes 2021-12-22 This series provides bug fixes to mlx5 driver. * tag 'mlx5-fixes-2021-12-22' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux: net/mlx5: Fix some error handling paths in 'mlx5e_tc_add_fdb_flow()' net/mlx5e: Delete forward rule for ct or sample action net/mlx5e: Fix ICOSQ recovery flow for XSK net/mlx5e: Fix interoperability between XSK and ICOSQ recovery flow net/mlx5e: Fix skb memory leak when TC classifier action offloads are disabled net/mlx5e: Wrap the tx reporter dump callback to extract the sq net/mlx5: Fix tc max supported prio for nic mode net/mlx5: Fix SF health recovery flow net/mlx5: Fix error print in case of IRQ request failed net/mlx5: Use first online CPU instead of hard coded CPU net/mlx5: DR, Fix querying eswitch manager vport for ECPF net/mlx5: DR, Fix NULL vs IS_ERR checking in dr_domain_init_resources ==================== Link: https://lore.kernel.org/r/20211223190441.153012-1-saeed@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-24Merge tag 'drm-fixes-2021-12-24' of git://anongit.freedesktop.org/drm/drmLinus Torvalds2-8/+10
Pull drm fixes from Dave Airlie: "Happy Xmas. Nothing major, one mediatek and a couple of i915 locking fixes. There might be a few stragglers over next week or so but I don't expect much before next release. mediatek: - NULL pointer check i915: - guc submission locking fixes" * tag 'drm-fixes-2021-12-24' of git://anongit.freedesktop.org/drm/drm: drm/i915/guc: Only assign guc_id.id when stealing guc_id drm/i915/guc: Use correct context lock when callig clr_context_registered drm/mediatek: hdmi: Perform NULL pointer check for mtk_hdmi_conf
2021-12-24Merge tag 'io_uring-5.16-2021-12-23' of git://git.kernel.dk/linux-blockLinus Torvalds1-3/+7
Pull io_uring fix from Jens Axboe: "Single fix for not clearing kiocb->ki_pos back to 0 for a stream, destined for stable as well" * tag 'io_uring-5.16-2021-12-23' of git://git.kernel.dk/linux-block: io_uring: zero iocb->ki_pos for stream file types
2021-12-24Merge branch 'ucount-rlimit-fixes-for-v5.16' of ↵Linus Torvalds1-6/+9
git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace Pull ucount fix from Eric Biederman: "This fixes a silly logic bug in the ucount rlimits code, where it was comparing against the wrong limit" * 'ucount-rlimit-fixes-for-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace: ucounts: Fix rlimit max values check
2021-12-23Merge tag 'net-5.16-rc7' of ↵Linus Torvalds57-213/+405
git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net Pull networking fixes from Jakub Kicinski: "Including fixes from netfilter. Current release - regressions: - revert "tipc: use consistent GFP flags" Previous releases - regressions: - igb: fix deadlock caused by taking RTNL in runtime resume path - accept UFOv6 packages in virtio_net_hdr_to_skb - netfilter: fix regression in looped (broad|multi)cast's MAC handling - bridge: fix ioctl old_deviceless bridge argument - ice: xsk: do not clear status_error0 for ntu + nb_buffs descriptor, avoid stalls when multiple sockets use an interface Previous releases - always broken: - inet: fully convert sk->sk_rx_dst to RCU rules - veth: ensure skb entering GRO are not cloned - sched: fix zone matching for invalid conntrack state - bonding: fix ad_actor_system option setting to default - nf_tables: fix use-after-free in nft_set_catchall_destroy() - lantiq_xrx200: increase buffer reservation to avoid mem corruption - ice: xsk: avoid leaking app buffers during clean up - tun: avoid double free in tun_free_netdev" * tag 'net-5.16-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (45 commits) net: stmmac: dwmac-visconti: Fix value of ETHER_CLK_SEL_FREQ_SEL_2P5M r8152: sync ocp base r8152: fix the force speed doesn't work for RTL8156 net: bridge: fix ioctl old_deviceless bridge argument net: stmmac: ptp: fix potentially overflowing expression net: dsa: tag_ocelot: use traffic class to map priority on injected header veth: ensure skb entering GRO are not cloned. asix: fix wrong return value in asix_check_host_enable() asix: fix uninit-value in asix_mdio_read() sfc: falcon: Check null pointer of rx_queue->page_ring sfc: Check null pointer of rx_queue->page_ring net: ks8851: Check for error irq drivers: net: smc911x: Check for error irq fjes: Check for error irq bonding: fix ad_actor_system option setting to default igb: fix deadlock caused by taking RTNL in RPM resume path gve: Correct order of processing device options net: skip virtio_net_hdr_set_proto if protocol already set net: accept UFOv6 packages in virtio_net_hdr_to_skb docs: networking: replace skb_hwtstamp_tx with skb_tstamp_tx ...
2021-12-23net: stmmac: dwmac-visconti: Fix value of ETHER_CLK_SEL_FREQ_SEL_2P5MNobuhiro Iwamatsu1-1/+1
ETHER_CLK_SEL_FREQ_SEL_2P5M is not 0 bit of the register. This is a value, which is 0. Fix from BIT(0) to 0. Reported-by: Yuji Ishikawa <yuji2.ishikawa@toshiba.co.jp> Fixes: b38dd98ff8d0 ("net: stmmac: Add Toshiba Visconti SoCs glue driver") Signed-off-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp> Link: https://lore.kernel.org/r/20211223073633.101306-1-nobuhiro1.iwamatsu@toshiba.co.jp Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-23Merge branch 'r8152-fix-bugs'Jakub Kicinski1-4/+39
Hayes Wang says: ==================== r8152: fix bugs Patch #1 fix the issue of force speed mode for RTL8156. Patch #2 fix the issue of unexpected ocp_base. ==================== Link: https://lore.kernel.org/r/20211223092702.23841-386-nic_swsd@realtek.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-23r8152: sync ocp baseHayes Wang1-4/+22
There are some chances that the actual base of hardware is different from the value recorded by driver, so we have to reset the variable of ocp_base to sync it. Set ocp_base to -1. Then, it would be updated and the new base would be set to the hardware next time. Signed-off-by: Hayes Wang <hayeswang@realtek.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-23r8152: fix the force speed doesn't work for RTL8156Hayes Wang1-0/+17
It needs to set mdio force mode. Otherwise, link off always occurs when setting force speed. Fixes: 195aae321c82 ("r8152: support new chips") Signed-off-by: Hayes Wang <hayeswang@realtek.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-23Merge tag 'sound-5.16-rc7' of ↵Linus Torvalds15-47/+107
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound Pull sound fixes from Takashi Iwai: "Quite a few small fixes, hopefully the last batch for 5.16. Most of them are device-specific quirks and/or fixes, and nothing looks scary for the late stage" * tag 'sound-5.16-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: ALSA: hda/realtek: Fix quirk for Clevo NJ51CU ALSA: rawmidi - fix the uninitalized user_pversion ALSA: hda: intel-sdw-acpi: go through HDAS ACPI at max depth of 2 ALSA: hda: intel-sdw-acpi: harden detection of controller ALSA: hda/hdmi: Disable silent stream on GLK ALSA: hda/realtek: fix mute/micmute LEDs for a HP ProBook ASoC: meson: aiu: Move AIU_I2S_MISC hold setting to aiu-fifo-i2s ASoC: meson: aiu: fifo: Add missing dma_coerce_mask_and_coherent() ASoC: tas2770: Fix setting of high sample rates ASoC: rt5682: fix the wrong jack type detected ALSA: hda/realtek: Add new alc285-hp-amp-init model ALSA: hda/realtek: Amp init fixup for HP ZBook 15 G6 ASoC: tegra: Restore headphones jack name on Nyan Big ASoC: tegra: Add DAPM switches for headphones and mic jack ALSA: jack: Check the return value of kstrdup() ALSA: drivers: opl3: Fix incorrect use of vp->state ASoC: SOF: Intel: pci-tgl: add new ADL-P variant ASoC: SOF: Intel: pci-tgl: add ADL-N support
2021-12-23net: bridge: fix ioctl old_deviceless bridge argumentRemi Pommarel1-1/+1
Commit 561d8352818f ("bridge: use ndo_siocdevprivate") changed the source and destination arguments of copy_{to,from}_user in bridge's old_deviceless() from args[1] to uarg breaking SIOC{G,S}IFBR ioctls. Commit cbd7ad29a507 ("net: bridge: fix ioctl old_deviceless bridge argument") fixed only BRCTL_{ADD,DEL}_BRIDGES commands leaving BRCTL_GET_BRIDGES one untouched. The fixes BRCTL_GET_BRIDGES as well and has been tested with busybox's brctl. Example of broken brctl: $ brctl show bridge name bridge id STP enabled interfaces brctl: can't get bridge name for index 0: No such device or address Example of fixed brctl: $ brctl show bridge name bridge id STP enabled interfaces br0 8000.000000000000 no Fixes: 561d8352818f ("bridge: use ndo_siocdevprivate") Signed-off-by: Remi Pommarel <repk@triplefau.lt> Reviewed-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Nikolay Aleksandrov <nikolay@nvidia.com> Link: https://lore.kernel.org/all/20211223153139.7661-2-repk@triplefau.lt/ Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-23net: stmmac: ptp: fix potentially overflowing expressionXiaoliang Yang1-1/+1
Convert the u32 variable to type u64 in a context where expression of type u64 is required to avoid potential overflow. Fixes: e9e3720002f6 ("net: stmmac: ptp: update tas basetime after ptp adjust") Signed-off-by: Xiaoliang Yang <xiaoliang.yang_1@nxp.com> Link: https://lore.kernel.org/r/20211223073928.37371-1-xiaoliang.yang_1@nxp.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-23net: dsa: tag_ocelot: use traffic class to map priority on injected headerXiaoliang Yang1-1/+5
For Ocelot switches, the CPU injected frames have an injection header where it can specify the QoS class of the packet and the DSA tag, now it uses the SKB priority to set that. If a traffic class to priority mapping is configured on the netdevice (with mqprio for example ...), it won't be considered for CPU injected headers. This patch make the QoS class aligned to the priority to traffic class mapping if it exists. Fixes: 8dce89aa5f32 ("net: dsa: ocelot: add tagger for Ocelot/Felix switches") Signed-off-by: Xiaoliang Yang <xiaoliang.yang_1@nxp.com> Signed-off-by: Marouen Ghodhbane <marouen.ghodhbane@nxp.com> Link: https://lore.kernel.org/r/20211223072211.33130-1-xiaoliang.yang_1@nxp.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-23Merge tag 'gpio-fixes-for-v5.16-rc7' of ↵Linus Torvalds2-15/+10
git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux Pull gpio fixes from Bartosz Golaszewski: - fix interrupts when replugging the device in gpio-dln2 - remove the arbitrary timeout on virtio requests from gpio-virtio * tag 'gpio-fixes-for-v5.16-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux: gpio: virtio: remove timeout gpio: dln2: Fix interrupts when replugging the device
2021-12-23veth: ensure skb entering GRO are not cloned.Paolo Abeni1-2/+6
After commit d3256efd8e8b ("veth: allow enabling NAPI even without XDP"), if GRO is enabled on a veth device and TSO is disabled on the peer device, TCP skbs will go through the NAPI callback. If there is no XDP program attached, the veth code does not perform any share check, and shared/cloned skbs could enter the GRO engine. Ignat reported a BUG triggered later-on due to the above condition: [ 53.970529][ C1] kernel BUG at net/core/skbuff.c:3574! [ 53.981755][ C1] invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 53.982634][ C1] CPU: 1 PID: 19 Comm: ksoftirqd/1 Not tainted 5.16.0-rc5+ #25 [ 53.982634][ C1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 0.0.0 02/06/2015 [ 53.982634][ C1] RIP: 0010:skb_shift+0x13ef/0x23b0 [ 53.982634][ C1] Code: ea 03 0f b6 04 02 48 89 fa 83 e2 07 38 d0 7f 08 84 c0 0f 85 41 0c 00 00 41 80 7f 02 00 4d 8d b5 d0 00 00 00 0f 85 74 f5 ff ff <0f> 0b 4d 8d 77 20 be 04 00 00 00 4c 89 44 24 78 4c 89 f7 4c 89 8c [ 53.982634][ C1] RSP: 0018:ffff8881008f7008 EFLAGS: 00010246 [ 53.982634][ C1] RAX: 0000000000000000 RBX: ffff8881180b4c80 RCX: 0000000000000000 [ 53.982634][ C1] RDX: 0000000000000002 RSI: ffff8881180b4d3c RDI: ffff88810bc9cac2 [ 53.982634][ C1] RBP: ffff8881008f70b8 R08: ffff8881180b4cf4 R09: ffff8881180b4cf0 [ 53.982634][ C1] R10: ffffed1022999e5c R11: 0000000000000002 R12: 0000000000000590 [ 53.982634][ C1] R13: ffff88810f940c80 R14: ffff88810f940d50 R15: ffff88810bc9cac0 [ 53.982634][ C1] FS: 0000000000000000(0000) GS:ffff888235880000(0000) knlGS:0000000000000000 [ 53.982634][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.982634][ C1] CR2: 00007ff5f9b86680 CR3: 0000000108ce8004 CR4: 0000000000170ee0 [ 53.982634][ C1] Call Trace: [ 53.982634][ C1] <TASK> [ 53.982634][ C1] tcp_sacktag_walk+0xaba/0x18e0 [ 53.982634][ C1] tcp_sacktag_write_queue+0xe7b/0x3460 [ 53.982634][ C1] tcp_ack+0x2666/0x54b0 [ 53.982634][ C1] tcp_rcv_established+0x4d9/0x20f0 [ 53.982634][ C1] tcp_v4_do_rcv+0x551/0x810 [ 53.982634][ C1] tcp_v4_rcv+0x22ed/0x2ed0 [ 53.982634][ C1] ip_protocol_deliver_rcu+0x96/0xaf0 [ 53.982634][ C1] ip_local_deliver_finish+0x1e0/0x2f0 [ 53.982634][ C1] ip_sublist_rcv_finish+0x211/0x440 [ 53.982634][ C1] ip_list_rcv_finish.constprop.0+0x424/0x660 [ 53.982634][ C1] ip_list_rcv+0x2c8/0x410 [ 53.982634][ C1] __netif_receive_skb_list_core+0x65c/0x910 [ 53.982634][ C1] netif_receive_skb_list_internal+0x5f9/0xcb0 [ 53.982634][ C1] napi_complete_done+0x188/0x6e0 [ 53.982634][ C1] gro_cell_poll+0x10c/0x1d0 [ 53.982634][ C1] __napi_poll+0xa1/0x530 [ 53.982634][ C1] net_rx_action+0x567/0x1270 [ 53.982634][ C1] __do_softirq+0x28a/0x9ba [ 53.982634][ C1] run_ksoftirqd+0x32/0x60 [ 53.982634][ C1] smpboot_thread_fn+0x559/0x8c0 [ 53.982634][ C1] kthread+0x3b9/0x490 [ 53.982634][ C1] ret_from_fork+0x22/0x30 [ 53.982634][ C1] </TASK> Address the issue by skipping the GRO stage for shared or cloned skbs. To reduce the chance of OoO, try to unclone the skbs before giving up. v1 -> v2: - use avoid skb_copy and fallback to netif_receive_skb - Eric Reported-by: Ignat Korchagin <ignat@cloudflare.com> Fixes: d3256efd8e8b ("veth: allow enabling NAPI even without XDP") Signed-off-by: Paolo Abeni <pabeni@redhat.com> Tested-by: Ignat Korchagin <ignat@cloudflare.com> Reviewed-by: Eric Dumazet <edumazet@google.com> Link: https://lore.kernel.org/r/b5f61c5602aab01bac8d711d8d1bfab0a4817db7.1640197544.git.pabeni@redhat.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-23Merge tag 'mmc-v5.16-rc5' of ↵Linus Torvalds6-18/+60
git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc Pull MMC fixes from Ulf Hansson: "MMC core: - Disable card detect during shutdown MMC host: - mmci: Fixup tuning support for stm32_sdmmc - meson-mx-sdhc: Fix support for multi-block SDIO commands - sdhci-tegra: Fix support for eMMC HS400ES mode" * tag 'mmc-v5.16-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: mmc: mmci: stm32: clear DLYB_CR after sending tuning command mmc: meson-mx-sdhc: Set MANUAL_STOP for multi-block SDIO commands mmc: core: Disable card detect during shutdown mmc: sdhci-tegra: Fix switch to HS400ES mode
2021-12-23Merge tag 'arm-fixes-5.16-4' of ↵Linus Torvalds8-121/+80
git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc Pull ARM SoC fixes from Arnd Bergmann: "This is my last set of fixes for 5.16, including - multiple code fixes for the op-tee firmware driver - Two patches for allwinner SoCs, one fixing the phy mode on a board, the other one fixing a driver bug in the "RSB" bus driver. This was originally targeted for 5.17, but seemed worth moving to 5.16 - Two small fixes for devicetree files on i.MX platforms, resolving problems with ethernet and i2c" * tag 'arm-fixes-5.16-4' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: optee: Suppress false positive kmemleak report in optee_handle_rpc() tee: optee: Fix incorrect page free bug arm64: dts: lx2160a: fix scl-gpios property name tee: handle lookup of shm with reference count 0 ARM: dts: imx6qdl-wandboard: Fix Ethernet support bus: sunxi-rsb: Fix shutdown arm64: dts: allwinner: orangepi-zero-plus: fix PHY mode
2021-12-23net/mlx5: Fix some error handling paths in 'mlx5e_tc_add_fdb_flow()'Christophe JAILLET1-5/+9
All the error handling paths of 'mlx5e_tc_add_fdb_flow()' end to 'err_out' where 'flow_flag_set(flow, FAILED);' is called. All but the new error handling paths added by the commits given in the Fixes tag below. Fix these error handling paths and branch to 'err_out'. Fixes: 166f431ec6be ("net/mlx5e: Add indirect tc offload of ovs internal port") Fixes: b16eb3c81fe2 ("net/mlx5: Support internal port as decap route device") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Reviewed-by: Roi Dayan <roid@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com> (cherry picked from commit 31108d142f3632970f6f3e0224bd1c6781c9f87d)
2021-12-23net/mlx5e: Delete forward rule for ct or sample actionChris Mi1-11/+6
When there is ct or sample action, the ct or sample rule will be deleted and return. But if there is an extra mirror action, the forward rule can't be deleted because of the return. Fix it by removing the return. Fixes: 69e2916ebce4 ("net/mlx5: CT: Add support for mirroring") Fixes: f94d6389f6a8 ("net/mlx5e: TC, Add support to offload sample action") Signed-off-by: Chris Mi <cmi@nvidia.com> Reviewed-by: Roi Dayan <roid@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-23net/mlx5e: Fix ICOSQ recovery flow for XSKMaxim Mikityanskiy2-11/+22
There are two ICOSQs per channel: one is needed for RX, and the other for async operations (XSK TX, kTLS offload). Currently, the recovery flow for both is the same, and async ICOSQ is mistakenly treated like the regular ICOSQ. This patch prevents running the regular ICOSQ recovery on async ICOSQ. The purpose of async ICOSQ is to handle XSK wakeup requests and post kTLS offload RX parameters, it has nothing to do with RQ and XSKRQ UMRs, so the regular recovery sequence is not applicable here. Fixes: be5323c8379f ("net/mlx5e: Report and recover from CQE error on ICOSQ") Signed-off-by: Maxim Mikityanskiy <maximmi@mellanox.com> Reviewed-by: Aya Levin <ayal@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-23net/mlx5e: Fix interoperability between XSK and ICOSQ recovery flowMaxim Mikityanskiy5-4/+58
Both regular RQ and XSKRQ use the same ICOSQ for UMRs. When doing recovery for the ICOSQ, don't forget to deactivate XSKRQ. XSK can be opened and closed while channels are active, so a new mutex prevents the ICOSQ recovery from running at the same time. The ICOSQ recovery deactivates and reactivates XSKRQ, so any parallel change in XSK state would break consistency. As the regular RQ is running, it's not enough to just flush the recovery work, because it can be rescheduled. Fixes: be5323c8379f ("net/mlx5e: Report and recover from CQE error on ICOSQ") Signed-off-by: Maxim Mikityanskiy <maximmi@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-23net/mlx5e: Fix skb memory leak when TC classifier action offloads are disabledGal Pressman1-1/+1
When TC classifier action offloads are disabled (CONFIG_MLX5_CLS_ACT in Kconfig), the mlx5e_rep_tc_receive() function which is responsible for passing the skb to the stack (or freeing it) is defined as a nop, and results in leaking the skb memory. Replace the nop with a call to napi_gro_receive() to resolve the leak. Fixes: 28e7606fa8f1 ("net/mlx5e: Refactor rx handler of represetor device") Signed-off-by: Gal Pressman <gal@nvidia.com> Reviewed-by: Ariel Levkovich <lariel@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-23net/mlx5e: Wrap the tx reporter dump callback to extract the sqAmir Tzin1-1/+9
Function mlx5e_tx_reporter_dump_sq() casts its void * argument to struct mlx5e_txqsq *, but in TX-timeout-recovery flow the argument is actually of type struct mlx5e_tx_timeout_ctx *. mlx5_core 0000:08:00.1 enp8s0f1: TX timeout detected mlx5_core 0000:08:00.1 enp8s0f1: TX timeout on queue: 1, SQ: 0x11ec, CQ: 0x146d, SQ Cons: 0x0 SQ Prod: 0x1, usecs since last trans: 21565000 BUG: stack guard page was hit at 0000000093f1a2de (stack is 00000000b66ea0dc..000000004d932dae) kernel stack overflow (page fault): 0000 [#1] SMP NOPTI CPU: 5 PID: 95 Comm: kworker/u20:1 Tainted: G W OE 5.13.0_mlnx #1 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014 Workqueue: mlx5e mlx5e_tx_timeout_work [mlx5_core] RIP: 0010:mlx5e_tx_reporter_dump_sq+0xd3/0x180 [mlx5_core] Call Trace: mlx5e_tx_reporter_dump+0x43/0x1c0 [mlx5_core] devlink_health_do_dump.part.91+0x71/0xd0 devlink_health_report+0x157/0x1b0 mlx5e_reporter_tx_timeout+0xb9/0xf0 [mlx5_core] ? mlx5e_tx_reporter_err_cqe_recover+0x1d0/0x1d0 [mlx5_core] ? mlx5e_health_queue_dump+0xd0/0xd0 [mlx5_core] ? update_load_avg+0x19b/0x550 ? set_next_entity+0x72/0x80 ? pick_next_task_fair+0x227/0x340 ? finish_task_switch+0xa2/0x280 mlx5e_tx_timeout_work+0x83/0xb0 [mlx5_core] process_one_work+0x1de/0x3a0 worker_thread+0x2d/0x3c0 ? process_one_work+0x3a0/0x3a0 kthread+0x115/0x130 ? kthread_park+0x90/0x90 ret_from_fork+0x1f/0x30 --[ end trace 51ccabea504edaff ]--- RIP: 0010:mlx5e_tx_reporter_dump_sq+0xd3/0x180 PKRU: 55555554 Kernel panic - not syncing: Fatal exception Kernel Offset: disabled end Kernel panic - not syncing: Fatal exception To fix this bug add a wrapper for mlx5e_tx_reporter_dump_sq() which extracts the sq from struct mlx5e_tx_timeout_ctx and set it as the TX-timeout-recovery flow dump callback. Fixes: 5f29458b77d5 ("net/mlx5e: Support dump callback in TX reporter") Signed-off-by: Aya Levin <ayal@nvidia.com> Signed-off-by: Amir Tzin <amirtz@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-23net/mlx5: Fix tc max supported prio for nic modeChris Mi1-0/+3
Only prio 1 is supported if firmware doesn't support ignore flow level for nic mode. The offending commit removed the check wrongly. Add it back. Fixes: 9a99c8f1253a ("net/mlx5e: E-Switch, Offload all chain 0 priorities when modify header and forward action is not supported") Signed-off-by: Chris Mi <cmi@nvidia.com> Reviewed-by: Roi Dayan <roid@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-23net/mlx5: Fix SF health recovery flowMoshe Shemesh1-5/+6
SF do not directly control the PCI device. During recovery flow SF should not be allowed to do pci disable or pci reset, its PF will do it. It fixes the following kernel trace: mlx5_core.sf mlx5_core.sf.25: mlx5_health_try_recover:387:(pid 40948): starting health recovery flow mlx5_core 0000:03:00.0: mlx5_pci_slot_reset was called mlx5_core 0000:03:00.0: wait vital counter value 0xab175 after 1 iterations mlx5_core.sf mlx5_core.sf.25: firmware version: 24.32.532 mlx5_core.sf mlx5_core.sf.23: mlx5_health_try_recover:387:(pid 40946): starting health recovery flow mlx5_core 0000:03:00.0: mlx5_pci_slot_reset was called mlx5_core 0000:03:00.0: wait vital counter value 0xab193 after 1 iterations mlx5_core.sf mlx5_core.sf.23: firmware version: 24.32.532 mlx5_core.sf mlx5_core.sf.25: mlx5_cmd_check:813:(pid 40948): ENABLE_HCA(0x104) op_mod(0x0) failed, status bad resource state(0x9), syndrome (0x658908) mlx5_core.sf mlx5_core.sf.25: mlx5_function_setup:1292:(pid 40948): enable hca failed mlx5_core.sf mlx5_core.sf.25: mlx5_health_try_recover:389:(pid 40948): health recovery failed Fixes: 1958fc2f0712 ("net/mlx5: SF, Add auxiliary device driver") Signed-off-by: Moshe Shemesh <moshe@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-23net/mlx5: Fix error print in case of IRQ request failedShay Drory1-2/+2
In case IRQ layer failed to find or to request irq, the driver is printing the first cpu of the provided affinity as part of the error print. Empty affinity is a valid input for the IRQ layer, and it is an error to call cpumask_first() on empty affinity. Remove the first cpu print from the error message. Fixes: c36326d38d93 ("net/mlx5: Round-Robin EQs over IRQs") Signed-off-by: Shay Drory <shayd@nvidia.com> Reviewed-by: Moshe Shemesh <moshe@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-23net/mlx5: Use first online CPU instead of hard coded CPUShay Drory1-1/+1
Hard coded CPU (0 in our case) might be offline. Hence, use the first online CPU instead. Fixes: f891b7cdbdcd ("net/mlx5: Enable single IRQ for PCI Function") Signed-off-by: Shay Drory <shayd@nvidia.com> Reviewed-by: Moshe Shemesh <moshe@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-23net/mlx5: DR, Fix querying eswitch manager vport for ECPFYevgeny Kliteynik1-3/+1
On BlueField the E-Switch manager is the ECPF (vport 0xFFFE), but when querying capabilities of ECPF eswitch manager, need to query vport 0 with other_vport = 0. Fixes: 9091b821aaa4 ("net/mlx5: DR, Handle eswitch manager and uplink vports separately") Signed-off-by: Yevgeny Kliteynik <kliteyn@nvidia.com> Reviewed-by: Alex Vesker <valex@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-23net/mlx5: DR, Fix NULL vs IS_ERR checking in dr_domain_init_resourcesMiaoqian Lin1-2/+3
The mlx5_get_uars_page() function returns error pointers. Using IS_ERR() to check the return value to fix this. Fixes: 4ec9e7b02697 ("net/mlx5: DR, Expose steering domain functionality") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-23io_uring: zero iocb->ki_pos for stream file typesJens Axboe1-3/+7
io_uring supports using offset == -1 for using the current file position, and we read that in as part of read/write command setup. For the non-iter read/write types we pass in NULL for the position pointer, but for the iter types we should not be passing any anything but 0 for the position for a stream. Clear kiocb->ki_pos if the file is a stream, don't leave it as -1. If we do, then the request will error with -ESPIPE. Fixes: ba04291eb66e ("io_uring: allow use of offset == -1 to mean file position") Link: https://github.com/axboe/liburing/discussions/501 Reported-by: Samuel Williams <samuel.williams@oriontransfer.co.nz> Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-12-23Merge tag 'drm-intel-fixes-2021-12-22' of ↵Dave Airlie1-3/+3
git://anongit.freedesktop.org/drm/drm-intel into drm-fixes drm/i915 fixes for v5.16-rc7: - Fix fallout from guc submission locking rework Signed-off-by: Dave Airlie <airlied@redhat.com> From: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/87wnjwydhs.fsf@intel.com
2021-12-23Merge tag 'mediatek-drm-fixes-5.16' of ↵Dave Airlie1-5/+7
https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux into drm-fixes Mediatek DRM Fixes for Linux 5.16 1. Perform NULL pointer check for mtk_hdmi_conf. Signed-off-by: Dave Airlie <airlied@redhat.com> From: Chun-Kuang Hu <chunkuang.hu@kernel.org> Link: https://patchwork.freedesktop.org/patch/msgid/1639956861-14873-1-git-send-email-chunkuang.hu@kernel.org
2021-12-23asix: fix wrong return value in asix_check_host_enable()Pavel Skripkin1-2/+4
If asix_read_cmd() returns 0 on 30th interation, 0 will be returned from asix_check_host_enable(), which is logically wrong. Fix it by returning -ETIMEDOUT explicitly if we have exceeded 30 iterations Also, replaced 30 with #define as suggested by Andrew Fixes: a786e3195d6a ("net: asix: fix uninit value bugs") Reported-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: Pavel Skripkin <paskripkin@gmail.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Link: https://lore.kernel.org/r/ecd3470ce6c2d5697ac635d0d3b14a47defb4acb.1640117288.git.paskripkin@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-23asix: fix uninit-value in asix_mdio_read()Pavel Skripkin1-1/+1
asix_read_cmd() may read less than sizeof(smsr) bytes and in this case smsr will be uninitialized. Fail log: BUG: KMSAN: uninit-value in asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline] BUG: KMSAN: uninit-value in asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline] drivers/net/usb/asix_common.c:497 BUG: KMSAN: uninit-value in asix_mdio_read+0x3c1/0xb00 drivers/net/usb/asix_common.c:497 drivers/net/usb/asix_common.c:497 asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline] asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline] drivers/net/usb/asix_common.c:497 asix_mdio_read+0x3c1/0xb00 drivers/net/usb/asix_common.c:497 drivers/net/usb/asix_common.c:497 Fixes: d9fe64e51114 ("net: asix: Add in_pm parameter") Reported-and-tested-by: syzbot+f44badb06036334e867a@syzkaller.appspotmail.com Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: Pavel Skripkin <paskripkin@gmail.com> Link: https://lore.kernel.org/r/8966e3b514edf39857dd93603fc79ec02e000a75.1640117288.git.paskripkin@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-22sfc: falcon: Check null pointer of rx_queue->page_ringJiasheng Jiang1-1/+4
Because of the possible failure of the kcalloc, it should be better to set rx_queue->page_ptr_mask to 0 when it happens in order to maintain the consistency. Fixes: 5a6681e22c14 ("sfc: separate out SFC4000 ("Falcon") support into new sfc-falcon driver") Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> Acked-by: Martin Habets <habetsm.xilinx@gmail.com> Link: https://lore.kernel.org/r/20211220140344.978408-1-jiasheng@iscas.ac.cn Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-22sfc: Check null pointer of rx_queue->page_ringJiasheng Jiang1-1/+4
Because of the possible failure of the kcalloc, it should be better to set rx_queue->page_ptr_mask to 0 when it happens in order to maintain the consistency. Fixes: 5a6681e22c14 ("sfc: separate out SFC4000 ("Falcon") support into new sfc-falcon driver") Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> Acked-by: Martin Habets <habetsm.xilinx@gmail.com> Link: https://lore.kernel.org/r/20211220135603.954944-1-jiasheng@iscas.ac.cn Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-22Merge tag 'fixes-2021-12-22' of ↵Linus Torvalds1-2/+2
git://git.kernel.org/pub/scm/linux/kernel/git/rppt/memblock Pull memblock fix from Mike Rapoport: "Fix memblock_phys_alloc() section mismatch error There are section mismatch errors when compiler refuses to inline one-line wrapper memblock_phys_alloc(). Make memblock_phys_alloc() __always_inline to avoid these mismatch issues" * tag 'fixes-2021-12-22' of git://git.kernel.org/pub/scm/linux/kernel/git/rppt/memblock: memblock: fix memblock_phys_alloc() section mismatch error