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Diffstat (limited to 'net/unix/af_unix.c')
-rw-r--r--net/unix/af_unix.c14
1 files changed, 6 insertions, 8 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);