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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-08 16:58:16 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-08 16:58:16 +0000
commite6d73558dbbb7041d93e28ac0e75bfb196851eb3 (patch)
tree8163dc603931d5e46404bd055c13f1cc3c1f6730 /net/unix
parentReleasing progress-linux version 6.1.76-1progress7u1. (diff)
downloadlinux-e6d73558dbbb7041d93e28ac0e75bfb196851eb3.tar.xz
linux-e6d73558dbbb7041d93e28ac0e75bfb196851eb3.zip
Merging upstream version 6.1.82.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'net/unix')
-rw-r--r--net/unix/af_unix.c14
-rw-r--r--net/unix/diag.c2
-rw-r--r--net/unix/garbage.c10
3 files changed, 16 insertions, 10 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index be2ed7b0f..e1af94393 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -1322,13 +1322,11 @@ static void unix_state_double_lock(struct sock *sk1, struct sock *sk2)
unix_state_lock(sk1);
return;
}
- if (sk1 < sk2) {
- unix_state_lock(sk1);
- unix_state_lock_nested(sk2);
- } else {
- unix_state_lock(sk2);
- unix_state_lock_nested(sk1);
- }
+ if (sk1 > sk2)
+ swap(sk1, sk2);
+
+ unix_state_lock(sk1);
+ unix_state_lock_nested(sk2, U_LOCK_SECOND);
}
static void unix_state_double_unlock(struct sock *sk1, struct sock *sk2)
@@ -1559,7 +1557,7 @@ restart:
goto out_unlock;
}
- unix_state_lock_nested(sk);
+ unix_state_lock_nested(sk, U_LOCK_SECOND);
if (sk->sk_state != st) {
unix_state_unlock(sk);
diff --git a/net/unix/diag.c b/net/unix/diag.c
index 616b55c5b..3438b7af0 100644
--- a/net/unix/diag.c
+++ b/net/unix/diag.c
@@ -84,7 +84,7 @@ static int sk_diag_dump_icons(struct sock *sk, struct sk_buff *nlskb)
* queue lock. With the other's queue locked it's
* OK to lock the state.
*/
- unix_state_lock_nested(req);
+ unix_state_lock_nested(req, U_LOCK_DIAG);
peer = unix_sk(req)->peer;
buf[i++] = (peer ? sock_i_ino(peer) : 0);
unix_state_unlock(req);
diff --git a/net/unix/garbage.c b/net/unix/garbage.c
index dc2763540..ab2c83d58 100644
--- a/net/unix/garbage.c
+++ b/net/unix/garbage.c
@@ -284,9 +284,17 @@ void unix_gc(void)
* which are creating the cycle(s).
*/
skb_queue_head_init(&hitlist);
- list_for_each_entry(u, &gc_candidates, link)
+ list_for_each_entry(u, &gc_candidates, link) {
scan_children(&u->sk, inc_inflight, &hitlist);
+#if IS_ENABLED(CONFIG_AF_UNIX_OOB)
+ if (u->oob_skb) {
+ kfree_skb(u->oob_skb);
+ u->oob_skb = NULL;
+ }
+#endif
+ }
+
/* not_cycle_list contains those sockets which do not make up a
* cycle. Restore these to the inflight list.
*/