]> git.baikalelectronics.ru Git - kernel.git/commit
tuntap: reset network header before calling skb_get_rxhash()
authorEric Dumazet <edumazet@google.com>
Mon, 17 Dec 2012 04:39:20 +0000 (04:39 +0000)
committerDavid S. Miller <davem@davemloft.net>
Mon, 17 Dec 2012 20:32:44 +0000 (12:32 -0800)
commitaa235b72b5d40dcfc08206fdbbee15cf02d18c0d
tree16b06e30c9e77aad14229f19fa84e73eefbaebb9
parentd86a4997de317350ec3d0285e2ce589b9ca7f974
tuntap: reset network header before calling skb_get_rxhash()

Commit ff791b3ea5af (tuntap: dont use skb after netif_rx_ni(skb))
introduced another bug.

skb_get_rxhash() needs to access the network header, and it was
set for us in netif_rx_ni().

We need to reset network header or else skb_flow_dissect() behavior
is out of control.

Reported-and-tested-by: Kirill A. Shutemov <kirill@shutemov.name>
Tested-by: Daniel Borkmann <daniel.borkmann@tik.ee.ethz.ch>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/tun.c