oleg 123 <[email protected]> wrote:
>
> There is a bug in __sock_create() function (net/socket.c).
> If an error occur in LSM hook security_socket_post_create, then unneeded
> rcu_read_unlock() is made in __sock_create.
Well spotted! Please cc [email protected] for networking
issues.
[NET]: Fix unbalanced rcu_read_unlock in __sock_create
The recent RCU work created an unbalanced rcu_read_unlock
in __sock_create. This patch fixes that. Reported by
oleg 123.
Signed-off-by: Herbert Xu <[email protected]>
Thanks,
--
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <[email protected]>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
--
diff --git a/net/socket.c b/net/socket.c
index ec07703..7d44453 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1168,7 +1168,7 @@ static int __sock_create(int family, int type, int protocol,
module_put(pf->owner);
err = security_socket_post_create(sock, family, type, protocol, kern);
if (err)
- goto out_release;
+ goto out_sock_release;
*res = sock;
return 0;
-
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