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-rw-r--r--net/bridge/br_netfilter.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index 3dc7f54..c3d0729 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -233,6 +233,9 @@ static int br_parse_ip_options(struct sk_buff *skb)
struct net_device *dev = skb->dev;
u32 len;
+ if (!pskb_may_pull(skb, sizeof(struct iphdr)))
+ goto inhdr_error;
+
iph = ip_hdr(skb);
opt = &(IPCB(skb)->opt);