net: ethernet: ti: cpsw: add missing sanity check
authorJohan Hovold <johan@kernel.org>
Thu, 17 Nov 2016 16:40:03 +0000 (17:40 +0100)
committerDavid S. Miller <davem@davemloft.net>
Fri, 18 Nov 2016 18:48:53 +0000 (13:48 -0500)
commit3420ea88509f9d585b39f36e737022faf0286d9a
treedfcb5b7ff7ccf6d89f8bd6206ba4efe23b65b19d
parenta7fe9d466f6a33558a38c7ca9d58bcc83512d577
net: ethernet: ti: cpsw: add missing sanity check

Make sure to check for allocation failures before dereferencing a
NULL-pointer during probe.

Fixes: 649a1688c960 ("net: ethernet: ti: cpsw: create common struct to
hold shared driver data")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/ti/cpsw.c