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| author | Li RongQing <roy.qing.li@gmail.com> | 2014-10-17 14:06:16 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-11-14 08:59:43 -0800 |
| commit | 102c052fd16e1e73fe2d69028f7c13e1b52571c8 (patch) | |
| tree | 643dcf74a6a24dce6b4043a1610b163191c99241 /drivers/net/vxlan.c | |
| parent | 6f75e2f9f7657c9462b2268c2ff97f93bfa2d3c8 (diff) | |
| download | linux-stable-102c052fd16e1e73fe2d69028f7c13e1b52571c8.tar.gz linux-stable-102c052fd16e1e73fe2d69028f7c13e1b52571c8.tar.bz2 linux-stable-102c052fd16e1e73fe2d69028f7c13e1b52571c8.zip | |
vxlan: fix a free after use
[ Upstream commit 7a9f526fc3ee49b6034af2f243676ee0a27dcaa8 ]
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/vxlan.c')
| -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 e1b4e00430ce..0704a0402897 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -1986,6 +1986,7 @@ 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 } |