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authorStefano Brivio <stefano.brivio@polimi.it>2008-04-06 17:05:07 +0200
committerJohn W. Linville <linville@tuxdriver.com>2008-04-07 22:19:29 -0400
commit881400a20c3551e90eed1062cf0387fa686a2fd0 (patch)
tree0b88fd39614a84a51bbb8430749092f1e5ed162f /drivers/ssb
parent7981a35ed0f64ca49b1a0c0acecbc9b644a8a2e3 (diff)
downloadop-kernel-dev-881400a20c3551e90eed1062cf0387fa686a2fd0.zip
op-kernel-dev-881400a20c3551e90eed1062cf0387fa686a2fd0.tar.gz
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>
Diffstat (limited to 'drivers/ssb')
-rw-r--r--drivers/ssb/main.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
index bedb2b4..72017bf 100644
--- a/drivers/ssb/main.c
+++ b/drivers/ssb/main.c
@@ -1044,6 +1044,12 @@ int ssb_bus_may_powerdown(struct ssb_bus *bus)
goto out;
cc = &bus->chipco;
+
+ if (!cc->dev)
+ goto out;
+ if (cc->dev->id.revision < 5)
+ goto out;
+
ssb_chipco_set_clockmode(cc, SSB_CLKMODE_SLOW);
err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0);
if (err)
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