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| author | Randy Dunlap <rdunlap@xenotime.net> | 2006-07-15 09:08:26 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-07-29 17:22:15 -0300 |
| commit | c526e224e4075eff788a992f59bc4a9006b12923 (patch) | |
| tree | 8c6f5b8389c0b145317b9fbc9e9bcd6a62d7a0cb /drivers | |
| parent | 6ba475042f0ca54bf055ce94b2a1e4656ed143f9 (diff) | |
| download | op-kernel-dev-c526e224e4075eff788a992f59bc4a9006b12923.zip op-kernel-dev-c526e224e4075eff788a992f59bc4a9006b12923.tar.gz | |
V4L/DVB (4298): Check all __must_check warnings in bttv.
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/video/bt8xx/bttv-driver.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c index 5764a89..63e8316 100644 --- a/drivers/media/video/bt8xx/bttv-driver.c +++ b/drivers/media/video/bt8xx/bttv-driver.c @@ -3909,6 +3909,8 @@ static void bttv_unregister_video(struct bttv *btv) /* register video4linux devices */ static int __devinit bttv_register_video(struct bttv *btv) { + int ret; + if (no_overlay <= 0) { bttv_video_template.type |= VID_TYPE_OVERLAY; } else { @@ -3923,7 +3925,10 @@ static int __devinit bttv_register_video(struct bttv *btv) goto err; printk(KERN_INFO "bttv%d: registered device video%d\n", btv->c.nr,btv->video_dev->minor & 0x1f); - video_device_create_file(btv->video_dev, &class_device_attr_card); + ret = video_device_create_file(btv->video_dev, &class_device_attr_card); + if (ret < 0) + printk(KERN_WARNING "bttv: video_device_create_file error: " + "%d\n", ret); /* vbi */ btv->vbi_dev = vdev_init(btv, &bttv_vbi_template, "vbi"); @@ -4287,6 +4292,8 @@ static struct pci_driver bttv_pci_driver = { static int bttv_init_module(void) { + int ret; + bttv_num = 0; printk(KERN_INFO "bttv: driver version %d.%d.%d loaded\n", @@ -4308,7 +4315,11 @@ static int bttv_init_module(void) bttv_check_chipset(); - bus_register(&bttv_sub_bus_type); + ret = bus_register(&bttv_sub_bus_type); + if (ret < 0) { + printk(KERN_WARNING "bttv: bus_register error: %d\n", ret); + return ret; + } return pci_register_driver(&bttv_pci_driver); } |
