diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-09-10 13:32:52 +0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-09-10 13:32:52 +0400 |
| commit | e92b4fdacc6a7d8cc7895b81347671d5fcd6c5e1 (patch) | |
| tree | 4f84567261682d8ec2ad4102bce1ff970a6eed1a /drivers/media/video/v4l2-dev.c | |
| parent | 9fcaff0e660d886e9a766460adbe558dd25de31b (diff) | |
| parent | adee14b2e1557d0a8559f29681732d05a89dfc35 (diff) | |
| download | linux-e92b4fdacc6a7d8cc7895b81347671d5fcd6c5e1.tar.xz | |
Merge commit 'v2.6.27-rc6' into x86/iommu
Diffstat (limited to 'drivers/media/video/v4l2-dev.c')
| -rw-r--r-- | drivers/media/video/v4l2-dev.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/media/video/v4l2-dev.c b/drivers/media/video/v4l2-dev.c index 6f36006aecda..155fdec9ac7d 100644 --- a/drivers/media/video/v4l2-dev.c +++ b/drivers/media/video/v4l2-dev.c @@ -257,6 +257,9 @@ int video_register_device_index(struct video_device *vfd, int type, int nr, int ret; char *name_base; + if (vfd == NULL) + return -EINVAL; + switch (type) { case VFL_TYPE_GRABBER: base = MINOR_VFL_TYPE_GRABBER_MIN; @@ -281,7 +284,7 @@ int video_register_device_index(struct video_device *vfd, int type, int nr, default: printk(KERN_ERR "%s called with unknown type: %d\n", __func__, type); - return -1; + return -EINVAL; } /* pick a minor number */ |