From 5c545e1fb127a4b11ddc5f1a5ed066b853dd1a1a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andr=C3=A9=20Fabian=20Silva=20Delgado?= Date: Tue, 2 Feb 2016 23:22:20 -0300 Subject: Linux-libre 4.4.1-gnu --- net/phonet/af_phonet.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'net/phonet/af_phonet.c') diff --git a/net/phonet/af_phonet.c b/net/phonet/af_phonet.c index 10d42f322..f92575366 100644 --- a/net/phonet/af_phonet.c +++ b/net/phonet/af_phonet.c @@ -377,6 +377,10 @@ static int phonet_rcv(struct sk_buff *skb, struct net_device *dev, struct sockaddr_pn sa; u16 len; + skb = skb_share_check(skb, GFP_ATOMIC); + if (!skb) + return NET_RX_DROP; + /* check we have at least a full Phonet header */ if (!pskb_pull(skb, sizeof(struct phonethdr))) goto out; -- cgit v1.2.3