diff options
Diffstat (limited to 'linux/drivers/media/video/vivi.c')
| -rw-r--r-- | linux/drivers/media/video/vivi.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/linux/drivers/media/video/vivi.c b/linux/drivers/media/video/vivi.c index 573149cc0..2f18381b6 100644 --- a/linux/drivers/media/video/vivi.c +++ b/linux/drivers/media/video/vivi.c @@ -901,9 +901,11 @@ static int vivi_open(struct inode *inode, struct file *file) printk(KERN_DEBUG "vivi: open called (minor=%d)\n", minor); + lock_kernel(); list_for_each_entry(dev, &vivi_devlist, vivi_devlist) if (dev->vfd->minor == minor) goto found; + unlock_kernel(); return -ENODEV; found: @@ -928,8 +930,10 @@ found: } unlock: mutex_unlock(&dev->mutex); - if (retval) + if (retval) { + unlock_kernel(); return retval; + } file->private_data = fh; fh->dev = dev; @@ -958,6 +962,7 @@ unlock: sizeof(struct vivi_buffer), fh); vivi_start_thread(fh); + unlock_kernel(); return 0; } |