b43legacy: fix bcm4303 crash

This fixes an hard crash which happened upon driver loading on bcm4303 rev.
2 devices.

Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Stefano Brivio 2008-04-06 17:05:07 +02:00 committed by John W. Linville
parent 7981a35ed0
commit 881400a20c

View file

@ -1044,6 +1044,12 @@ int ssb_bus_may_powerdown(struct ssb_bus *bus)
goto out; goto out;
cc = &bus->chipco; cc = &bus->chipco;
if (!cc->dev)
goto out;
if (cc->dev->id.revision < 5)
goto out;
ssb_chipco_set_clockmode(cc, SSB_CLKMODE_SLOW); ssb_chipco_set_clockmode(cc, SSB_CLKMODE_SLOW);
err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0); err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0);
if (err) if (err)