tree 0d248099b31416aa6f7adcba5c8a259c6363751b
parent 368a07d26ae99c80678a968946744fd83e7708d0
author Christoph Fritz <chf.fritz@googlemail.com> 1275036359 +0200
committer John W. Linville <linville@tuxdriver.com> 1275069421 -0400

ssb: fix NULL ptr deref when pcihost_wrapper is used

Ethernet driver b44 does register ssb by it's pcihost_wrapper
and doesn't set ssb_chipcommon. A check on this value
introduced with commit d53cdbb94a52a920d5420ed64d986c3523a56743
and ea2db495f92ad2cf3301623e60cb95b4062bc484 triggers:

BUG: unable to handle kernel NULL pointer dereference at 00000010
IP: [<c1266c36>] ssb_is_sprom_available+0x16/0x30

Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>