diff options
| -rw-r--r-- | drivers/media/video/em28xx/em28xx-video.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c index d3dd6a0fc8a..0906bc5766c 100644 --- a/drivers/media/video/em28xx/em28xx-video.c +++ b/drivers/media/video/em28xx/em28xx-video.c @@ -571,7 +571,9 @@ static void em28xx_vm_close(struct vm_area_struct *vma) { /* NOTE: buffers are not freed here */ struct em28xx_frame_t *f = vma->vm_private_data; - f->vma_use_count--; + + if (f->vma_use_count) + f->vma_use_count--; } static struct vm_operations_struct em28xx_vm_ops = { |