summaryrefslogtreecommitdiff
path: root/net/core
diff options
context:
space:
mode:
authorJakub Kicinski <kuba@kernel.org>2024-05-31 14:09:20 -0700
committerJakub Kicinski <kuba@kernel.org>2024-05-31 14:10:28 -0700
commite19de2064fdf6f1f2488e36cf3927c3f1d01803c (patch)
tree3af14944616afdc409c97e012fb3d82cd1fa78ff /net/core
parentccf23c916ca35239a924ec8649cc88b1ef25d3d9 (diff)
parentd8ec19857b095b39d114ae299713bd8ea6c1e66a (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR. Conflicts: drivers/net/ethernet/ti/icssg/icssg_classifier.c abd5576b9c57 ("net: ti: icssg-prueth: Add support for ICSSG switch firmware") 56a5cf538c3f ("net: ti: icssg-prueth: Fix start counter for ft1 filter") https://lore.kernel.org/all/20240531123822.3bb7eadf@canb.auug.org.au/ No other adjacent changes. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/core')
-rw-r--r--net/core/sock_map.c22
1 files changed, 10 insertions, 12 deletions
diff --git a/net/core/sock_map.c b/net/core/sock_map.c
index 9402889840bf..d3dbb92153f2 100644
--- a/net/core/sock_map.c
+++ b/net/core/sock_map.c
@@ -423,9 +423,6 @@ static int __sock_map_delete(struct bpf_stab *stab, struct sock *sk_test,
struct sock *sk;
int err = 0;
- if (irqs_disabled())
- return -EOPNOTSUPP; /* locks here are hardirq-unsafe */
-
spin_lock_bh(&stab->lock);
sk = *psk;
if (!sk_test || sk_test == sk)
@@ -948,9 +945,6 @@ static long sock_hash_delete_elem(struct bpf_map *map, void *key)
struct bpf_shtab_elem *elem;
int ret = -ENOENT;
- if (irqs_disabled())
- return -EOPNOTSUPP; /* locks here are hardirq-unsafe */
-
hash = sock_hash_bucket_hash(key, key_size);
bucket = sock_hash_select_bucket(htab, hash);
@@ -1680,19 +1674,23 @@ void sock_map_close(struct sock *sk, long timeout)
lock_sock(sk);
rcu_read_lock();
- psock = sk_psock_get(sk);
- if (unlikely(!psock)) {
- rcu_read_unlock();
- release_sock(sk);
- saved_close = READ_ONCE(sk->sk_prot)->close;
- } else {
+ psock = sk_psock(sk);
+ if (likely(psock)) {
saved_close = psock->saved_close;
sock_map_remove_links(sk, psock);
+ psock = sk_psock_get(sk);
+ if (unlikely(!psock))
+ goto no_psock;
rcu_read_unlock();
sk_psock_stop(psock);
release_sock(sk);
cancel_delayed_work_sync(&psock->work);
sk_psock_put(sk, psock);
+ } else {
+ saved_close = READ_ONCE(sk->sk_prot)->close;
+no_psock:
+ rcu_read_unlock();
+ release_sock(sk);
}
/* Make sure we do not recurse. This is a bug.