diff options
Diffstat (limited to 'drivers/media/video/stk-webcam.c')
| -rw-r--r-- | drivers/media/video/stk-webcam.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/media/video/stk-webcam.c b/drivers/media/video/stk-webcam.c index 1a6d39cbd6f..4d6785e6345 100644 --- a/drivers/media/video/stk-webcam.c +++ b/drivers/media/video/stk-webcam.c @@ -27,6 +27,7 @@ #include <linux/kernel.h> #include <linux/errno.h> #include <linux/slab.h> +#include <linux/smp_lock.h> #include <linux/usb.h> #include <linux/mm.h> @@ -1137,7 +1138,7 @@ static int stk_vidioc_querybuf(struct file *filp, struct stk_camera *dev = priv; struct stk_sio_buffer *sbuf; - if (buf->index < 0 || buf->index >= dev->n_sbufs) + if (buf->index >= dev->n_sbufs) return -EINVAL; sbuf = dev->sio_bufs + buf->index; *buf = sbuf->v4lbuf; @@ -1154,7 +1155,7 @@ static int stk_vidioc_qbuf(struct file *filp, if (buf->memory != V4L2_MEMORY_MMAP) return -EINVAL; - if (buf->index < 0 || buf->index >= dev->n_sbufs) + if (buf->index >= dev->n_sbufs) return -EINVAL; sbuf = dev->sio_bufs + buf->index; if (sbuf->v4lbuf.flags & V4L2_BUF_FLAG_QUEUED) |