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ipv4: make ip_append_data() handle NULL routing table
authorJulien TINNES <julien@cr0.org>
Thu, 27 Aug 2009 13:26:58 +0000 (15:26 +0200)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 27 Aug 2009 19:23:43 +0000 (12:23 -0700)
Add a check in ip_append_data() for NULL *rtp to prevent future bugs in
callers from being exploitable.

Signed-off-by: Julien Tinnes <julien@cr0.org>
Signed-off-by: Tavis Ormandy <taviso@sdf.lonestar.org>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

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