net: ehea: avoid null pointer dereference
authorxypron.glpk@gmx.de <xypron.glpk@gmx.de>
Tue, 17 May 2016 20:28:54 +0000 (22:28 +0200)
committerBen Hutchings <ben@decadent.org.uk>
Mon, 22 Aug 2016 21:37:11 +0000 (22:37 +0100)
commit 1740c29a46b30a2f157afc473156f157e599d4c2 upstream.

ehea_get_port may return NULL. Do not dereference NULL value.

Fixes: 8c4877a4128e ("ehea: Use the standard logging functions")
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Acked-by: Thadeu Lima de Souza Cascardo <cascardo@debian.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
drivers/net/ethernet/ibm/ehea/ehea_main.c