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(parent: a324523) | patch
xfrm4: Properly handle unsupported protocols
authorSteffen Klassert <steffen.klassert@secunet.com>
Tue, 29 Apr 2014 05:50:44 +0000 (07:50 +0200)
committerSteffen Klassert <steffen.klassert@secunet.com>
Tue, 29 Apr 2014 06:41:12 +0000 (08:41 +0200)
commit61622cc6f29034d0479f7ac16f3d48f1eeabf3a1
treeb49867c60edbdcff26cf967c42f103493991746etree | snapshot
parenta32452366b7250c42e96a18ffc3ad8db9e0ca3c2commit | diff
xfrm4: Properly handle unsupported protocols

We don't catch the case if an unsupported protocol is submitted
to the xfrm4 protocol handlers, this can lead to NULL pointer
dereferences. Fix this by adding the appropriate checks.

Fixes: 3328715e ("xfrm4: Add IPsec protocol multiplexer")
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
net/ipv4/xfrm4_protocol.c diff | blob | history
Domain: System / Kernel; Licenses: GPL-2.0;