diff options
| author | Li RongQing | 2014-10-17 08:06:16 +0200 |
|---|---|---|
| committer | David S. Miller | 2014-10-17 22:23:58 +0200 |
| commit | 7a9f526fc3ee49b6034af2f243676ee0a27dcaa8 (patch) | |
| tree | 438784301c4410430df7cf2a7d53e71f26a733b2 /drivers/net | |
| parent | openvswitch: fix a use after free (diff) | |
| download | kernel-qcow2-linux-7a9f526fc3ee49b6034af2f243676ee0a27dcaa8.tar.gz kernel-qcow2-linux-7a9f526fc3ee49b6034af2f243676ee0a27dcaa8.tar.xz kernel-qcow2-linux-7a9f526fc3ee49b6034af2f243676ee0a27dcaa8.zip | |
vxlan: fix a free after use
pskb_may_pull maybe change skb->data and make eth pointer oboslete,
so eth needs to reload
Fixes: 91269e390d062 ("vxlan: using pskb_may_pull as early as possible")
Cc: Eric Dumazet <edumazet@google.com>
Signed-off-by: Li RongQing <roy.qing.li@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/vxlan.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index 77ab844cd8ae..ca309820d39e 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -1887,6 +1887,7 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev) msg->icmph.icmp6_type == NDISC_NEIGHBOUR_SOLICITATION) return neigh_reduce(dev, skb); } + eth = eth_hdr(skb); #endif } |