aboutsummaryrefslogtreecommitdiff
path: root/net
diff options
context:
space:
mode:
authorphil.turnbull@oracle.com <phil.turnbull@oracle.com>2016-09-15 12:41:44 -0400
committerDavid S. Miller <davem@davemloft.net>2016-09-17 09:59:31 -0400
commit8ab86c00e349cef9fb14719093a7f198bcc72629 (patch)
treebf17b411a164736fca71a74b42b7067b25709bce /net
parent20c64d5cd5a2bdcdc8982a06cb05e5e1bd851a3d (diff)
downloadlinux-stericsson-8ab86c00e349cef9fb14719093a7f198bcc72629.tar.gz
irda: Free skb on irda_accept error path.
skb is not freed if newsk is NULL. Rework the error path so free_skb is unconditionally called on function exit. Fixes: c3ea9fa27413 ("[IrDA] af_irda: IRDA_ASSERT cleanups") Signed-off-by: Phil Turnbull <phil.turnbull@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/irda/af_irda.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index 8d2f7c9b491d..ccc244406fb9 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -832,7 +832,7 @@ static int irda_accept(struct socket *sock, struct socket *newsock, int flags)
struct sock *sk = sock->sk;
struct irda_sock *new, *self = irda_sk(sk);
struct sock *newsk;
- struct sk_buff *skb;
+ struct sk_buff *skb = NULL;
int err;
err = irda_create(sock_net(sk), newsock, sk->sk_protocol, 0);
@@ -900,7 +900,6 @@ static int irda_accept(struct socket *sock, struct socket *newsock, int flags)
err = -EPERM; /* value does not seem to make sense. -arnd */
if (!new->tsap) {
pr_debug("%s(), dup failed!\n", __func__);
- kfree_skb(skb);
goto out;
}
@@ -919,7 +918,6 @@ static int irda_accept(struct socket *sock, struct socket *newsock, int flags)
/* Clean up the original one to keep it in listen state */
irttp_listen(self->tsap);
- kfree_skb(skb);
sk->sk_ack_backlog--;
newsock->state = SS_CONNECTED;
@@ -927,6 +925,7 @@ static int irda_accept(struct socket *sock, struct socket *newsock, int flags)
irda_connect_response(new);
err = 0;
out:
+ kfree_skb(skb);
release_sock(sk);
return err;
}