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offload
ACL rules can be offloaded to VCAP IS2 either through chain 0, or, since
the blamed commit, through a chain index whose number encodes a specific
PAG (Policy Action Group) and lookup number.
The chain number is translated through ocelot_chain_to_pag() into a PAG,
and through ocelot_chain_to_lookup() into a lookup number.
The problem with the blamed commit is that the above 2 functions don't
have special treatment for chain 0. So ocelot_chain_to_pag(0) returns
filter->pag = 224, which is in fact -32, but the "pag" field is an u8.
So we end up programming the hardware with VCAP IS2 entries having a PAG
of 224. But the way in which the PAG works is that it defines a subset
of VCAP IS2 filters which should match on a packet. The default PAG is
0, and previous VCAP IS1 rules (which we offload using 'goto') can
modify it. So basically, we are installing filters with a PAG on which
no packet will ever match. This is the hardware equivalent of adding
filters to a chain which has no 'goto' to it.
Restore the previous functionality by making ACL filters offloaded to
chain 0 go to PAG 0 and lookup number 0. The choice of PAG is clearly
correct, but the choice of lookup number isn't "as before" (which was to
leave the lookup a "don't care"). However, lookup 0 should be fine,
since even though there are ACL actions (policers) which have a
requirement to be used in a specific lookup, that lookup is 0.
Fixes: 226e9cd82a96 ("net: mscc: ocelot: only install TCAM entries into a specific lookup and PAG")
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Link: https://lore.kernel.org/r/20220316192117.2568261-1-vladimir.oltean@nxp.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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The RXCHK block will return a partial checksum of 0 if it encounters
a problem while receiving a packet. Since a 1's complement sum can
only produce this result if no bits are set in the received data
stream it is fair to treat it as an invalid partial checksum and
not pass it up the stack.
Fixes: 810155397890 ("net: bcmgenet: use CHECKSUM_COMPLETE for NETIF_F_RXCSUM")
Signed-off-by: Doug Berger <opendmb@gmail.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Link: https://lore.kernel.org/r/20220317012812.1313196-1-opendmb@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Commit b7a49f73059f ("bnx2x: Utilize firmware 7.13.21.0")
added request_firmware() logic in probe() which caused
load failure when firmware file is not present in initrd (below),
as access to firmware file is not feasible during probe.
Direct firmware load for bnx2x/bnx2x-e2-7.13.15.0.fw failed with error -2
Direct firmware load for bnx2x/bnx2x-e2-7.13.21.0.fw failed with error -2
This patch fixes this issue by -
1. Removing request_firmware() logic from the probe()
such that .ndo_open() handle it as it used to handle
it earlier
2. Given request_firmware() is removed from probe(), so
driver has to relax FW version comparisons a bit against
the already loaded FW version (by some other PFs of same
adapter) to allow different compatible/close enough FWs with which
multiple PFs may run with (in different environments), as the
given PF who is in probe flow has no idea now with which firmware
file version it is going to initialize the device in ndo_open()
Link: https://lore.kernel.org/all/46f2d9d9-ae7f-b332-ddeb-b59802be2bab@molgen.mpg.de/
Reported-by: Paul Menzel <pmenzel@molgen.mpg.de>
Tested-by: Paul Menzel <pmenzel@molgen.mpg.de>
Fixes: b7a49f73059f ("bnx2x: Utilize firmware 7.13.21.0")
Signed-off-by: Manish Chopra <manishc@marvell.com>
Signed-off-by: Ariel Elior <aelior@marvell.com>
Link: https://lore.kernel.org/r/20220316214613.6884-1-manishc@marvell.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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The driver requires firmware so define MODULE_FIRMWARE so that modinfo
provides the details.
Fixes: fa164e40c53b ("net: phy: mscc: split the driver into separate files")
Signed-off-by: Juerg Haefliger <juergh@canonical.com>
Link: https://lore.kernel.org/r/20220316151835.88765-1-juergh@canonical.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Clang static analysis reports this representative issue
igb_ptp.c:997:3: warning: The left operand of '+' is a
garbage value
ktime_add_ns(shhwtstamps.hwtstamp, adjust);
^ ~~~~~~~~~~~~~~~~~~~~
shhwtstamps.hwtstamp is set by a call to
igb_ptp_systim_to_hwtstamp(). In the switch-statement
for the hw type, the hwtstamp is zeroed for matches
but not the default case. Move the memset out of
switch-statement. This degarbages the default case
and reduces the size.
Some whitespace cleanup of empty lines
Signed-off-by: Tom Rix <trix@redhat.com>
Tested-by: Gurucharan G <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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The calculation of the checksum can fail.
So move converting the checksum to little endian
to inside the return status check.
Signed-off-by: Tom Rix <trix@redhat.com>
Tested-by: Gurucharan G <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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mt76 patches for 5.18
- bugfixes
- mbssid support for mt7915
- 6 GHz support for mt7915
- mt7921u driver
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These function is used to stop transmitting when we are going to switch
channels or do some RF calibration. Before these operations, we need to
stop channel transmission and backup setting into parameter tx_en. After
operations are done, resume transmitting by backup parameter tx_en.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220317055543.40514-13-pkshih@realtek.com
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In order to support 8852C that uses 32 bits to control TX types.
This patch doesn't really use 32 bits tx_en yet, but next patch will
use it.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220317055543.40514-12-pkshih@realtek.com
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Use if() style would be clear than "? :", because the else cases are
always 0. The read val from rtw89_mac_read_lte() isn't used, so remove
this statement.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220317055543.40514-11-pkshih@realtek.com
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The BT-coexistence uses these function to control antenna and TDMA, so
implement the variant type to support all chips.
Signed-off-by: Chia-Yuan Li <leo.li@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220317055543.40514-10-pkshih@realtek.com
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Fix array_size.cocci warning in tools/testing/selftests/net.
Use `ARRAY_SIZE(arr)` instead of forms like `sizeof(arr)/sizeof(arr[0])`.
It has been tested with gcc (Debian 8.3.0-6) 8.3.0.
Signed-off-by: Guo Zhengkui <guozhengkui@vivo.com>
Link: https://lore.kernel.org/r/20220316092858.9398-1-guozhengkui@vivo.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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Initialize FW status and disabled H2C function if CPU disabled. Then, it
can reset to initial state.
Signed-off-by: Chia-Yuan Li <leo.li@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220317055543.40514-9-pkshih@realtek.com
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8852C add new hardware feature -- preload window, which is used to load
more data to D-MAC, so it can possibly yield better performance.
This patch is to configure preload and reserved size for next window.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220317055543.40514-8-pkshih@realtek.com
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Modify functions that control D-MAC (data MAC) and LDO to support variant
chips.
Signed-off-by: Chia-Yuan Li <leo.li@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220317055543.40514-7-pkshih@realtek.com
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The format of RF parameter is changed; it doesn't encode delay parameters
into table, but the delay coding becomes regular pair of register address
and value.
To help firmware to recover RF register settings, we need to download
these parameters to firmware. For v1 format, only download partial
parameters (ignore them with addr < 0x100).
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220317055543.40514-6-pkshih@realtek.com
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Using encoded address which BIT(16) is used to discriminate which region is
going to access. Illustrate the calling flow as below
rtw89_phy_write_rf_v1() -+-> rtw89_phy_write_rf() // old interface
+-> rtw89_phy_write_rf_a() // new interface
Signed-off-by: Chung-Hsuan Hung <hsuan8331@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220317055543.40514-5-pkshih@realtek.com
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Configure this TX power to indicate TX power offset that uses to transmit
TB (trigger base) uplink frames.
Also, shrink the unit of TX power offset changes to suitable type s8.
Signed-off-by: Yuan-Han Zhang <yuanhan1020@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220317055543.40514-4-pkshih@realtek.com
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The CFO tracking algorithm is the same, but control methods are different.
Set parameters via xtal serial interfaces (SI).
Signed-off-by: Yuan-Han Zhang <yuanhan1020@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220317055543.40514-3-pkshih@realtek.com
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The dcfo_comp is digital CFO (central frequency offset) compensation.
Since the flow can be shared with all chips, add chip parameters to support
variant register address and format.
Signed-off-by: Yuan-Han Zhang <yuanhan1020@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220317055543.40514-2-pkshih@realtek.com
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There are some spelling mistakes in some literal strings. Fix them.
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Acked-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220316234242.55515-1-colin.i.king@gmail.com
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There are some spelling mistakes in comments and brcmf_dbg messages.
Fix these.
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220316233938.55135-1-colin.i.king@gmail.com
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Building iwlmei without CONFIG_CFG80211 causes a link-time warning:
ld.lld: error: undefined symbol: ieee80211_hdrlen
>>> referenced by net.c
>>> net/wireless/intel/iwlwifi/mei/net.o:(iwl_mei_tx_copy_to_csme) in archive drivers/built-in.a
Add an explicit dependency to avoid this. In theory it should not
be needed here, but it also seems pointless to allow IWLMEI
for configurations without CFG80211.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Emmanuel Grumbach <Emmanuel.grumbach@intel.com>
Acked-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220316183617.1470631-1-arnd@kernel.org
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This code works but it has a static checker warning:
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:1687 init_dma_rx_desc_rings()
warn: always true condition '(queue >= 0) => (0-u32max >= 0)'
Obviously, it makes no sense to check if an unsigned int is >= 0. What
prevents this code from being a forever loop is that later there is a
separate check for if (queue == 0).
The "queue" variable is less than MTL_MAX_RX_QUEUES (8) so it can easily
fit in an int type. Any larger value for "queue" would lead to an array
overflow when we assign "rx_q = &priv->rx_queue[queue]".
Fixes: de0b90e52a11 ("net: stmmac: rearrange RX and TX desc init into per-queue basis")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20220316083744.GB30941@kili
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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The device_node pointer is returned by of_parse_phandle() with refcount
incremented. We should use of_node_put() on it when done.
Fixes: 6d4e5c570c2d ("net: dsa: get port type at parse time")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Link: https://lore.kernel.org/r/20220316082602.10785-1-linmq006@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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This patch adds support for encapsulating IPv4/IPv6 within GENEVE.
In order to use this, a new IFLA_GENEVE_INNER_PROTO_INHERIT flag needs
to be provided at device creation. This property cannot be changed for
the time being.
In case IP traffic is received on a non-tun device the drop count is
increased.
Signed-off-by: Eyal Birger <eyal.birger@gmail.com>
Link: https://lore.kernel.org/r/20220316061557.431872-1-eyal.birger@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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Chris Packham says:
====================
net: mvneta: Armada 98DX2530 SoC
This is split off from [1] to let it go in via net-next rather than waiting for
the rest of the series to land.
[1] - https://lore.kernel.org/lkml/20220314213143.2404162-1-chris.packham@alliedtelesis.co.nz/
====================
Link: https://lore.kernel.org/r/20220315215207.2746793-1-chris.packham@alliedtelesis.co.nz
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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The 98DX2530 SoC is similar to the Armada 3700 except it needs a
different MBUS window configuration. Add a new compatible string to
identify this device and the required MBUS window configuration.
Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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The out of band port on the 98DX2530 SoC is similar to the armada-3700
except it requires a slightly different MBUS window configuration. Add a
new compatible string so this difference can be accounted for.
Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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Update and check functionality for pin configuration requests:
PTP_PF_NONE: requests "IN: None", disabling the pin.
# testptp -d /dev/ptp3 -L3,0 -i1
set pin function okay
# cat sma4
IN: None
PTP_PF_EXTTS: should configure external timestamps, but since the
timecard can steer inputs to multiple inputs as well as timestamps,
allow the request, but don't change configurations.
# testptp -d /dev/ptp3 -L3,1 -i1
set pin function okay
(no functional or configuration change here yet)
PTP_PF_PEROUT: Channel 0 is the PHC, at 1PPS. Channels 1-4 are
the programmable frequency generators.
# fails because period is not 1PPS.
# testptp -d /dev/ptp3 -L3,2 -i0 -p 500000000
PTP_PEROUT_REQUEST: Invalid argument
# testptp -d /dev/ptp3 -L3,2 -i0 -p 1000000000
periodic output request okay
# cat sma4
OUT: PHC
# testptp -d /dev/ptp3 -L3,2 -i1 -p 500000000 -w 200000000
periodic output request okay
# cat sma4
OUT: GEN1
# cat gen1/signal
500000000 40 0 1 2022-03-10T23:55:26 TAI
# cat gen1/running
1
# testptp -d /dev/ptp3 -L3,2 -i1 -p 0
periodic output request okay
# cat gen1/running
0
Signed-off-by: Jonathan Lemon <jonathan.lemon@gmail.com>
Link: https://lore.kernel.org/r/20220315194626.1895-1-jonathan.lemon@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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Roi Dayan says:
====================
flow_offload: add tc vlan push_eth and pop_eth actions
Offloading vlan push_eth and pop_eth actions is needed in order to
correctly offload MPLSoUDP encap and decap flows, this series extends
the flow offload API to support these actions and updates mlx5 to
parse them.
====================
Link: https://lore.kernel.org/r/20220315110211.1581468-1-roid@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Currently the MPLSoUDP encap offload does the L2 pop implicitly
while adding such action explicitly (vlan eth_push) will cause
the rule to not be offloaded.
Solve it by adding offload support for vlan eth_push in case of
MPLSoUDP decap case.
Flow example:
filter root protocol ip pref 1 flower chain 0
filter root protocol ip pref 1 flower chain 0 handle 0x1
eth_type ipv4
dst_ip 2.2.2.22
src_ip 2.2.2.21
in_hw in_hw_count 1
action order 1: vlan pop_eth pipe
index 1 ref 1 bind 1
used_hw_stats delayed
action order 2: mpls push protocol mpls_uc label 555 tc 3 ttl 255 pipe
index 1 ref 1 bind 1
used_hw_stats delayed
action order 3: tunnel_key set
src_ip 8.8.8.21
dst_ip 8.8.8.22
dst_port 6635
csum
tos 0x4
ttl 6 pipe
index 1 ref 1 bind 1
used_hw_stats delayed
action order 4: mirred (Egress Redirect to device bareudp0) stolen
index 1 ref 1 bind 1
used_hw_stats delayed
Signed-off-by: Maor Dickman <maord@nvidia.com>
Reviewed-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Currently action pedit of source and destination MACs is used
to fill the MACs in L2 push step in MPLSoUDP decap offload,
this isn't aligned to tc SW which use vlan eth_push action
to do this.
To fix that, offload support for vlan veth_push action is
added together with mpls pop action, and deprecate the use
of pedit of MACs.
Flow example:
filter protocol mpls_uc pref 1 flower chain 0
filter protocol mpls_uc pref 1 flower chain 0 handle 0x1
eth_type 8847
mpls_label 555
enc_dst_port 6635
in_hw in_hw_count 1
action order 1: tunnel_key unset pipe
index 2 ref 1 bind 1
used_hw_stats delayed
action order 2: mpls pop protocol ip pipe
index 2 ref 1 bind 1
used_hw_stats delayed
action order 3: vlan push_eth dst_mac de:a2:ec:d6:69:c8 src_mac de:a2:ec:d6:69:c8 pipe
index 2 ref 1 bind 1
used_hw_stats delayed
action order 4: mirred (Egress Redirect to device enp8s0f0_0) stolen
index 2 ref 1 bind 1
used_hw_stats delayed
Signed-off-by: Maor Dickman <maord@nvidia.com>
Reviewed-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Add vlan push_eth and pop_eth action to the hardware intermediate
representation model which would subsequently allow it to be used
by drivers for offload.
Signed-off-by: Maor Dickman <maord@nvidia.com>
Reviewed-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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This kind of interface doesn't have a mac header. This patch fixes
bpf_redirect() to a PIM interface.
Fixes: 27b29f63058d ("bpf: add bpf_redirect() helper")
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Link: https://lore.kernel.org/r/20220315092008.31423-1-nicolas.dichtel@6wind.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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If a port joins a bridge that it can't offload, it will fallback to
standalone mode and software bridging. In this case, we never want to
offload any FDB entries to hardware either.
Previously, for host addresses, we would eventually end up in
dsa_port_bridge_host_fdb_add, which would unconditionally dereference
dp->bridge and cause a segfault.
Fixes: c26933639b54 ("net: dsa: request drivers to perform FDB isolation")
Signed-off-by: Tobias Waldekranz <tobias@waldekranz.com>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Link: https://lore.kernel.org/r/20220315233033.1468071-1-tobias@waldekranz.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Fix following includecheck warning:
./drivers/phy/freescale/phy-fsl-lynx-28g.c: linux/workqueue.h is
included more than once.
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Link: https://lore.kernel.org/r/20220315235603.59481-1-yang.lee@linux.alibaba.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Cannot directly return platform_get_irq return irq, there
are operations that need to be undone.
Fixes: bf2b83425b59 ("net: mv643xx_eth: use platform_get_irq() instead of platform_get_resource()")
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/20220316012444.2126070-1-chi.minghao@zte.com.cn
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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There is a spelling mistake in a dev_warn message. Fix it.
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Link: https://lore.kernel.org/r/20220315222914.2960786-1-colin.i.king@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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There is a spelling mistake in a netdev_warn warning. Fix it.
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Link: https://lore.kernel.org/r/20220315222615.2960504-1-colin.i.king@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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remove the static next_jiffies variable, and reinitialize next_jiffies
to simplify netdev_open
Signed-off-by: wujunwen <wudaemon@163.com>
Link: https://lore.kernel.org/r/20220315122857.78601-1-wudaemon@163.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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In file hamradio/baycom_epp.c, the baycom_setmode interface, there
is a problem with improper use of strstr.
Suppose that when modestr="noloopback", both conditions which are
'strstr(modestr,"noloopback")' and 'strstr(modestr,"loopback")'
will be true(not NULL), this lead the bc->cfg.loopback variable
will be first assigned to 0, and then reassigned to 1.
This will cause 'bc->cfg.loopback = 0' will never take effect. That
obviously violates the logic of the code, so adjust the order of
their execution to solve the problem.
Signed-off-by: Meng Tang <tangmeng@uniontech.com>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20220315074851.6456-1-tangmeng@uniontech.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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bareudp_create_sock() use AF_INET6 by default if IPv6 CONFIG enabled.
But if user start kernel with ipv6.disable=1, the bareudp sock will
created failed, which cause the interface open failed even with ethertype
ip. e.g.
# ip link add bareudp1 type bareudp dstport 2 ethertype ip
# ip link set bareudp1 up
RTNETLINK answers: Address family not supported by protocol
Fix it by using ipv6_mod_enabled() to check if IPv6 enabled. There is
no need to check IS_ENABLED(CONFIG_IPV6) as ipv6_mod_enabled() will
return false when CONFIG_IPV6 no enabled in include/linux/ipv6.h.
Reported-by: Jianlin Shi <jishi@redhat.com>
Fixes: 571912c69f0e ("net: UDP tunnel encapsulation module for tunnelling different protocols like MPLS, IP, NSH etc.")
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Link: https://lore.kernel.org/r/20220315062618.156230-1-liuhangbin@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can-next
Marc Kleine-Budde says:
====================
pull-request: can-next 2022-03-16
the first 3 patches are by Oliver Hartkopp target the CAN ISOTP
protocol and fix a problem found by syzbot in isotp_bind(), return
-EADDRNOTAVAIL in unbound sockets in isotp_recvmsg() and add support
for MSG_TRUNC to isotp_recvmsg().
Amit Kumar Mahapatra converts the xilinx,can device tree bindings to
yaml.
The last patch is by Julia Lawall and fixes typos in the ucan driver.
* tag 'linux-can-next-for-5.18-20220316' of git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can-next:
can: ucan: fix typos in comments
dt-bindings: can: xilinx_can: Convert Xilinx CAN binding to YAML
can: isotp: support MSG_TRUNC flag when reading from socket
can: isotp: return -EADDRNOTAVAIL when reading from unbound socket
can: isotp: sanitize CAN ID checks in isotp_bind()
====================
Link: https://lore.kernel.org/r/20220316204710.716341-1-mkl@pengutronix.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Various spelling mistakes in comments.
Detected with the help of Coccinelle.
Link: https://lore.kernel.org/all/20220314115354.144023-28-Julia.Lawall@inria.fr
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
Acked-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
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Convert Xilinx CAN binding documentation to YAML.
Link: https://lore.kernel.org/all/20220316171105.17654-1-amit.kumar-mahapatra@xilinx.com
Signed-off-by: Amit Kumar Mahapatra <amit.kumar-mahapatra@xilinx.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
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When providing the MSG_TRUNC flag via recvmsg() syscall the return value
provides the real length of the packet or datagram, even when it was longer
than the passed buffer.
Fixes: e057dd3fc20f ("can: add ISO 15765-2:2016 transport protocol")
Link: https://github.com/linux-can/can-utils/issues/347#issuecomment-1065932671
Link: https://lore.kernel.org/all/20220316164258.54155-3-socketcan@hartkopp.net
Suggested-by: Derek Will <derekrobertwill@gmail.com>
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
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When reading from an unbound can-isotp socket the syscall blocked
indefinitely. As unbound sockets (without given CAN address information)
do not make sense anyway we directly return -EADDRNOTAVAIL on read()
analogue to the known behavior from sendmsg().
Fixes: e057dd3fc20f ("can: add ISO 15765-2:2016 transport protocol")
Link: https://github.com/linux-can/can-utils/issues/349
Link: https://lore.kernel.org/all/20220316164258.54155-2-socketcan@hartkopp.net
Suggested-by: Derek Will <derekrobertwill@gmail.com>
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
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Syzbot created an environment that lead to a state machine status that
can not be reached with a compliant CAN ID address configuration.
The provided address information consisted of CAN ID 0x6000001 and 0xC28001
which both boil down to 11 bit CAN IDs 0x001 in sending and receiving.
Sanitize the SFF/EFF CAN ID values before performing the address checks.
Fixes: e057dd3fc20f ("can: add ISO 15765-2:2016 transport protocol")
Link: https://lore.kernel.org/all/20220316164258.54155-1-socketcan@hartkopp.net
Reported-by: syzbot+2339c27f5c66c652843e@syzkaller.appspotmail.com
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
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When setup monitor mode in DFS channel, mt76 send CH_SWITCH_DFS to
fw for channel config. This would cause rx performance bad while
monitoring frames. Settings CH_SWITCH_NORMAL in monitor mode would
get the same performance as normal channels.
Reviewed-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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