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(parent: 6766f3e) | patch
net: sched: ife: check on metadata length
authorAlexander Aring <aring@mojatatu.com>
Fri, 20 Apr 2018 19:15:05 +0000 (15:15 -0400)
committerDavid S. Miller <davem@davemloft.net>
Mon, 23 Apr 2018 01:12:00 +0000 (21:12 -0400)
commit886292cd25156623130a1c8051fff110923e73e4
tree5386270f315c29fb679d6247f53eae936656fbd4tree | snapshot
parent6766f3e711530a5f9fd637905f6f87f0523f88e2commit | diff
net: sched: ife: check on metadata length

This patch checks if sk buffer is available to dererence ife header. If
not then NULL will returned to signal an malformed ife packet. This
avoids to crashing the kernel from outside.

Signed-off-by: Alexander Aring <aring@mojatatu.com>
Reviewed-by: Yotam Gigi <yotam.gi@gmail.com>
Acked-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ife/ife.c diff | blob | history
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