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(parent: 21b8715) | patch
s390/qeth: avoid null pointer dereference on OSN
authorJulian Wiedmann <jwi@linux.vnet.ibm.com>
Wed, 10 May 2017 17:07:53 +0000 (19:07 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 7 Jun 2017 10:05:57 +0000 (12:05 +0200)
commit182abc4e74a1599cc35be6acb3e70fe89823a94b
tree3e4f7c9e7ec713673b4509aefd26b7af0885a7a4tree | snapshot (tar.gz zip)
parent21b871582375ed711311fbfae37db91f789ac10acommit | diff
s390/qeth: avoid null pointer dereference on OSN

[ Upstream commit 25e2c341e7818a394da9abc403716278ee646014 ]

Access card->dev only after checking whether's its valid.

Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Reviewed-by: Ursula Braun <ubraun@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/s390/net/qeth_l2_main.c diff | blob | blame | history