From 8c893ff6abbac0c7c05b1cb9bfb6e2dfc4538c75 Mon Sep 17 00:00:00 2001 From: Florin Malita Date: Mon, 5 Jun 2006 15:34:52 -0700 Subject: [PATCH] [IRDA]: Missing allocation result check in irlap_change_speed(). The skb allocation may fail, which can result in a NULL pointer dereference in irlap_queue_xmit(). Coverity CID: 434. Signed-off-by: Florin Malita Signed-off-by: Andrew Morton Signed-off-by: David S. Miller --- net/irda/irlap.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/net/irda/irlap.c b/net/irda/irlap.c index 7029618f5719..a16528657b4c 100644 --- a/net/irda/irlap.c +++ b/net/irda/irlap.c @@ -884,7 +884,8 @@ static void irlap_change_speed(struct irlap_cb *self, __u32 speed, int now) if (now) { /* Send down empty frame to trigger speed change */ skb = dev_alloc_skb(0); - irlap_queue_xmit(self, skb); + if (skb) + irlap_queue_xmit(self, skb); } } -- 2.20.1