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(parent: 097933d) | patch
isdn/gigaset: fix NULL pointer dereference
authorTilman Schmidt <tilman@imap.cc>
Sat, 11 Oct 2014 11:46:29 +0000 (13:46 +0200)
committerDavid S. Miller <davem@davemloft.net>
Tue, 14 Oct 2014 19:05:33 +0000 (15:05 -0400)
commit846ac30135e7c5e03b487c16c87ccb1ab020a01f
treed05a50ab4e0fadc1d119656b68c9cff0cbc307f4tree | snapshot (tar.gz zip)
parent097933ddcd28ef99c116651b20fd2e06717e0f0dcommit | diff
isdn/gigaset: fix NULL pointer dereference

In do_action, a NULL pointer might be passed to function start_dial
which will dereference it.
Fix by adding a check for NULL before the call.

Spotted with Coverity.

Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/isdn/gigaset/ev-layer.c diff | blob | blame | history