summaryrefslogtreecommitdiff
path: root/net
diff options
context:
space:
mode:
Diffstat (limited to 'net')
-rw-r--r--net/core/rtnetlink.c3
-rw-r--r--net/ipv4/cipso_ipv4.c18
-rw-r--r--net/ipv4/ip_gre.c2
-rw-r--r--net/ipv4/route.c12
-rw-r--r--net/ipv6/ip6_fib.c2
-rw-r--r--net/ipv6/ip6_gre.c2
-rw-r--r--net/ipv6/route.c20
-rw-r--r--net/qrtr/mhi.c16
-rw-r--r--net/qrtr/qrtr.c2
-rw-r--r--net/sched/sch_ets.c7
-rw-r--r--net/socket.c71
-rw-r--r--net/sunrpc/svc_xprt.c3
-rw-r--r--net/sunrpc/xprtsock.c18
13 files changed, 85 insertions, 91 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index f6af3e74fc44..662eb1c37f47 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -2608,6 +2608,7 @@ static int do_setlink(const struct sk_buff *skb,
return err;
if (tb[IFLA_NET_NS_PID] || tb[IFLA_NET_NS_FD] || tb[IFLA_TARGET_NETNSID]) {
+ const char *pat = ifname && ifname[0] ? ifname : NULL;
struct net *net;
int new_ifindex;
@@ -2623,7 +2624,7 @@ static int do_setlink(const struct sk_buff *skb,
else
new_ifindex = 0;
- err = __dev_change_net_namespace(dev, net, ifname, new_ifindex);
+ err = __dev_change_net_namespace(dev, net, pat, new_ifindex);
put_net(net);
if (err)
goto errout;
diff --git a/net/ipv4/cipso_ipv4.c b/net/ipv4/cipso_ipv4.c
index 099259fc826a..7fbd0b532f52 100644
--- a/net/ipv4/cipso_ipv4.c
+++ b/net/ipv4/cipso_ipv4.c
@@ -465,14 +465,16 @@ void cipso_v4_doi_free(struct cipso_v4_doi *doi_def)
if (!doi_def)
return;
- switch (doi_def->type) {
- case CIPSO_V4_MAP_TRANS:
- kfree(doi_def->map.std->lvl.cipso);
- kfree(doi_def->map.std->lvl.local);
- kfree(doi_def->map.std->cat.cipso);
- kfree(doi_def->map.std->cat.local);
- kfree(doi_def->map.std);
- break;
+ if (doi_def->map.std) {
+ switch (doi_def->type) {
+ case CIPSO_V4_MAP_TRANS:
+ kfree(doi_def->map.std->lvl.cipso);
+ kfree(doi_def->map.std->lvl.local);
+ kfree(doi_def->map.std->cat.cipso);
+ kfree(doi_def->map.std->cat.local);
+ kfree(doi_def->map.std);
+ break;
+ }
}
kfree(doi_def);
}
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 12dca0c85f3c..95419b7adf5c 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -473,6 +473,8 @@ static void __gre_xmit(struct sk_buff *skb, struct net_device *dev,
static int gre_handle_offloads(struct sk_buff *skb, bool csum)
{
+ if (csum && skb_checksum_start(skb) < skb->data)
+ return -EINVAL;
return iptunnel_handle_offloads(skb, csum ? SKB_GSO_GRE_CSUM : SKB_GSO_GRE);
}
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 99c06944501a..a6f20ee35335 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -600,14 +600,14 @@ static struct fib_nh_exception *fnhe_oldest(struct fnhe_hash_bucket *hash)
return oldest;
}
-static inline u32 fnhe_hashfun(__be32 daddr)
+static u32 fnhe_hashfun(__be32 daddr)
{
- static u32 fnhe_hashrnd __read_mostly;
- u32 hval;
+ static siphash_key_t fnhe_hash_key __read_mostly;
+ u64 hval;
- net_get_random_once(&fnhe_hashrnd, sizeof(fnhe_hashrnd));
- hval = jhash_1word((__force u32)daddr, fnhe_hashrnd);
- return hash_32(hval, FNHE_HASH_SHIFT);
+ net_get_random_once(&fnhe_hash_key, sizeof(fnhe_hash_key));
+ hval = siphash_1u32((__force u32)daddr, &fnhe_hash_key);
+ return hash_64(hval, FNHE_HASH_SHIFT);
}
static void fill_route_from_fnhe(struct rtable *rt, struct fib_nh_exception *fnhe)
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 2d650dc24349..ef75c9b05f17 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1341,7 +1341,7 @@ static void __fib6_update_sernum_upto_root(struct fib6_info *rt,
struct fib6_node *fn = rcu_dereference_protected(rt->fib6_node,
lockdep_is_held(&rt->fib6_table->tb6_lock));
- /* paired with smp_rmb() in rt6_get_cookie_safe() */
+ /* paired with smp_rmb() in fib6_get_cookie_safe() */
smp_wmb();
while (fn) {
fn->fn_sernum = sernum;
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index bc224f917bbd..7a5e90e09363 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -629,6 +629,8 @@ drop:
static int gre_handle_offloads(struct sk_buff *skb, bool csum)
{
+ if (csum && skb_checksum_start(skb) < skb->data)
+ return -EINVAL;
return iptunnel_handle_offloads(skb,
csum ? SKB_GSO_GRE_CSUM : SKB_GSO_GRE);
}
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index b6ddf23d3833..c5e8ecb96426 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -41,6 +41,7 @@
#include <linux/nsproxy.h>
#include <linux/slab.h>
#include <linux/jhash.h>
+#include <linux/siphash.h>
#include <net/net_namespace.h>
#include <net/snmp.h>
#include <net/ipv6.h>
@@ -1484,17 +1485,24 @@ static void rt6_exception_remove_oldest(struct rt6_exception_bucket *bucket)
static u32 rt6_exception_hash(const struct in6_addr *dst,
const struct in6_addr *src)
{
- static u32 seed __read_mostly;
- u32 val;
+ static siphash_key_t rt6_exception_key __read_mostly;
+ struct {
+ struct in6_addr dst;
+ struct in6_addr src;
+ } __aligned(SIPHASH_ALIGNMENT) combined = {
+ .dst = *dst,
+ };
+ u64 val;
- net_get_random_once(&seed, sizeof(seed));
- val = jhash2((const u32 *)dst, sizeof(*dst)/sizeof(u32), seed);
+ net_get_random_once(&rt6_exception_key, sizeof(rt6_exception_key));
#ifdef CONFIG_IPV6_SUBTREES
if (src)
- val = jhash2((const u32 *)src, sizeof(*src)/sizeof(u32), val);
+ combined.src = *src;
#endif
- return hash_32(val, FIB6_EXCEPTION_BUCKET_SIZE_SHIFT);
+ val = siphash(&combined, sizeof(combined), &rt6_exception_key);
+
+ return hash_64(val, FIB6_EXCEPTION_BUCKET_SIZE_SHIFT);
}
/* Helper function to find the cached rt in the hash table
diff --git a/net/qrtr/mhi.c b/net/qrtr/mhi.c
index 1dc955ca57d3..fa611678af05 100644
--- a/net/qrtr/mhi.c
+++ b/net/qrtr/mhi.c
@@ -15,7 +15,6 @@ struct qrtr_mhi_dev {
struct qrtr_endpoint ep;
struct mhi_device *mhi_dev;
struct device *dev;
- struct completion ready;
};
/* From MHI to QRTR */
@@ -51,10 +50,6 @@ static int qcom_mhi_qrtr_send(struct qrtr_endpoint *ep, struct sk_buff *skb)
struct qrtr_mhi_dev *qdev = container_of(ep, struct qrtr_mhi_dev, ep);
int rc;
- rc = wait_for_completion_interruptible(&qdev->ready);
- if (rc)
- goto free_skb;
-
if (skb->sk)
sock_hold(skb->sk);
@@ -84,7 +79,7 @@ static int qcom_mhi_qrtr_probe(struct mhi_device *mhi_dev,
int rc;
/* start channels */
- rc = mhi_prepare_for_transfer(mhi_dev, 0);
+ rc = mhi_prepare_for_transfer(mhi_dev);
if (rc)
return rc;
@@ -101,15 +96,6 @@ static int qcom_mhi_qrtr_probe(struct mhi_device *mhi_dev,
if (rc)
return rc;
- /* start channels */
- rc = mhi_prepare_for_transfer(mhi_dev, MHI_CH_INBOUND_ALLOC_BUFS);
- if (rc) {
- qrtr_endpoint_unregister(&qdev->ep);
- dev_set_drvdata(&mhi_dev->dev, NULL);
- return rc;
- }
-
- complete_all(&qdev->ready);
dev_dbg(qdev->dev, "Qualcomm MHI QRTR driver probed\n");
return 0;
diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c
index 171b7f3be6ef..0c30908628ba 100644
--- a/net/qrtr/qrtr.c
+++ b/net/qrtr/qrtr.c
@@ -493,7 +493,7 @@ int qrtr_endpoint_post(struct qrtr_endpoint *ep, const void *data, size_t len)
goto err;
}
- if (len != ALIGN(size, 4) + hdrlen)
+ if (!size || len != ALIGN(size, 4) + hdrlen)
goto err;
if (cb->dst_port != QRTR_PORT_CTRL && cb->type != QRTR_TYPE_DATA &&
diff --git a/net/sched/sch_ets.c b/net/sched/sch_ets.c
index c1e84d1eeaba..c76701ac35ab 100644
--- a/net/sched/sch_ets.c
+++ b/net/sched/sch_ets.c
@@ -660,6 +660,13 @@ static int ets_qdisc_change(struct Qdisc *sch, struct nlattr *opt,
sch_tree_lock(sch);
q->nbands = nbands;
+ for (i = nstrict; i < q->nstrict; i++) {
+ INIT_LIST_HEAD(&q->classes[i].alist);
+ if (q->classes[i].qdisc->q.qlen) {
+ list_add_tail(&q->classes[i].alist, &q->active);
+ q->classes[i].deficit = quanta[i];
+ }
+ }
q->nstrict = nstrict;
memcpy(q->prio2band, priomap, sizeof(priomap));
diff --git a/net/socket.c b/net/socket.c
index 0b2dad3bdf7f..532fff5a3684 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1722,32 +1722,22 @@ SYSCALL_DEFINE2(listen, int, fd, int, backlog)
return __sys_listen(fd, backlog);
}
-int __sys_accept4_file(struct file *file, unsigned file_flags,
+struct file *do_accept(struct file *file, unsigned file_flags,
struct sockaddr __user *upeer_sockaddr,
- int __user *upeer_addrlen, int flags,
- unsigned long nofile)
+ int __user *upeer_addrlen, int flags)
{
struct socket *sock, *newsock;
struct file *newfile;
- int err, len, newfd;
+ int err, len;
struct sockaddr_storage address;
- if (flags & ~(SOCK_CLOEXEC | SOCK_NONBLOCK))
- return -EINVAL;
-
- if (SOCK_NONBLOCK != O_NONBLOCK && (flags & SOCK_NONBLOCK))
- flags = (flags & ~SOCK_NONBLOCK) | O_NONBLOCK;
-
sock = sock_from_file(file);
- if (!sock) {
- err = -ENOTSOCK;
- goto out;
- }
+ if (!sock)
+ return ERR_PTR(-ENOTSOCK);
- err = -ENFILE;
newsock = sock_alloc();
if (!newsock)
- goto out;
+ return ERR_PTR(-ENFILE);
newsock->type = sock->type;
newsock->ops = sock->ops;
@@ -1758,18 +1748,9 @@ int __sys_accept4_file(struct file *file, unsigned file_flags,
*/
__module_get(newsock->ops->owner);
- newfd = __get_unused_fd_flags(flags, nofile);
- if (unlikely(newfd < 0)) {
- err = newfd;
- sock_release(newsock);
- goto out;
- }
newfile = sock_alloc_file(newsock, flags, sock->sk->sk_prot_creator->name);
- if (IS_ERR(newfile)) {
- err = PTR_ERR(newfile);
- put_unused_fd(newfd);
- goto out;
- }
+ if (IS_ERR(newfile))
+ return newfile;
err = security_socket_accept(sock, newsock);
if (err)
@@ -1794,16 +1775,38 @@ int __sys_accept4_file(struct file *file, unsigned file_flags,
}
/* File flags are not inherited via accept() unlike another OSes. */
-
- fd_install(newfd, newfile);
- err = newfd;
-out:
- return err;
+ return newfile;
out_fd:
fput(newfile);
- put_unused_fd(newfd);
- goto out;
+ return ERR_PTR(err);
+}
+
+int __sys_accept4_file(struct file *file, unsigned file_flags,
+ struct sockaddr __user *upeer_sockaddr,
+ int __user *upeer_addrlen, int flags,
+ unsigned long nofile)
+{
+ struct file *newfile;
+ int newfd;
+ if (flags & ~(SOCK_CLOEXEC | SOCK_NONBLOCK))
+ return -EINVAL;
+
+ if (SOCK_NONBLOCK != O_NONBLOCK && (flags & SOCK_NONBLOCK))
+ flags = (flags & ~SOCK_NONBLOCK) | O_NONBLOCK;
+
+ newfd = __get_unused_fd_flags(flags, nofile);
+ if (unlikely(newfd < 0))
+ return newfd;
+
+ newfile = do_accept(file, file_flags, upeer_sockaddr, upeer_addrlen,
+ flags);
+ if (IS_ERR(newfile)) {
+ put_unused_fd(newfd);
+ return PTR_ERR(newfile);
+ }
+ fd_install(newfd, newfile);
+ return newfd;
}
/*
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index d66a8e44a1ae..dbb41821b1b8 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -835,7 +835,8 @@ static int svc_handle_xprt(struct svc_rqst *rqstp, struct svc_xprt *xprt)
rqstp->rq_stime = ktime_get();
rqstp->rq_reserved = serv->sv_max_mesg;
atomic_add(rqstp->rq_reserved, &xprt->xpt_reserved);
- }
+ } else
+ svc_xprt_received(xprt);
out:
trace_svc_handle_xprt(xprt, len);
return len;
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index e573dcecdd66..b7dbdcbdeb6c 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -3149,24 +3149,6 @@ void cleanup_socket_xprt(void)
xprt_unregister_transport(&xs_bc_tcp_transport);
}
-static int param_set_uint_minmax(const char *val,
- const struct kernel_param *kp,
- unsigned int min, unsigned int max)
-{
- unsigned int num;
- int ret;
-
- if (!val)
- return -EINVAL;
- ret = kstrtouint(val, 0, &num);
- if (ret)
- return ret;
- if (num < min || num > max)
- return -EINVAL;
- *((unsigned int *)kp->arg) = num;
- return 0;
-}
-
static int param_set_portnr(const char *val, const struct kernel_param *kp)
{
return param_set_uint_minmax(val, kp,
generated by cgit v1.2.3 (git 2.39.0) at 2025-08-17 18:35:28 +0300