diff options
| author | Jens Axboe <axboe@kernel.dk> | 2011-10-19 14:30:42 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2011-10-19 14:30:42 +0200 |
| commit | 5c04b426f2e8b46cfc7969a35b2631063a3c646c (patch) | |
| tree | 2d27d9f5d2fe5d5e8fbc01a467ec58bcb50235c1 /drivers/media/video/via-camera.c | |
| parent | 499337bb6511e665a236a6a947f819d98ea340c6 (diff) | |
| parent | 899e3ee404961a90b828ad527573aaaac39f0ab1 (diff) | |
Merge branch 'v3.1-rc10' into for-3.2/core
Conflicts:
block/blk-core.c
include/linux/blkdev.h
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/media/video/via-camera.c')
| -rw-r--r-- | drivers/media/video/via-camera.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/media/video/via-camera.c b/drivers/media/video/via-camera.c index 85d3048c1d6..bb7f17f2a33 100644 --- a/drivers/media/video/via-camera.c +++ b/drivers/media/video/via-camera.c @@ -1332,6 +1332,8 @@ static __devinit bool viacam_serial_is_enabled(void) struct pci_bus *pbus = pci_find_bus(0, 0); u8 cbyte; + if (!pbus) + return false; pci_bus_read_config_byte(pbus, VIACAM_SERIAL_DEVFN, VIACAM_SERIAL_CREG, &cbyte); if ((cbyte & VIACAM_SERIAL_BIT) == 0) |