Hi Gustavo,
Thank you for the patch.
On Wed, Feb 10, 2021 at 03:01:49PM -0600, Gustavo A. R. Silva wrote:
> Remove redundant assignments to pointer dma_dev.
>
> Fixes: fdcd02a641e2 ("media: uvcvideo: Use dma_alloc_noncontiguos API")
> Addresses-Coverity-ID: 1501703 ("Evaluation order violation")
> Addresses-Coverity-ID: 1501692 ("Evaluation order violation")
> Signed-off-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx>
Colin King has already submitted the same patch ("[PATCH][next][V2]
media: uvcvideo: remove duplicated dma_dev assignments"). As they're
identical, I can only decide to use the first patch that reached my
mailbox.
> ---
> Changes in v2:
> - Remove another redundant assignment in function
> uvc_free_urb_buffers().
>
> drivers/media/usb/uvc/uvc_video.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c
> index dc81f9a86eca..6f2f308d86fe 100644
> --- a/drivers/media/usb/uvc/uvc_video.c
> +++ b/drivers/media/usb/uvc/uvc_video.c
> @@ -1105,7 +1105,7 @@ static inline struct device *stream_to_dmadev(struct uvc_streaming *stream)
>
> static void uvc_urb_dma_sync(struct uvc_urb *uvc_urb, bool for_device)
> {
> - struct device *dma_dev = dma_dev = stream_to_dmadev(uvc_urb->stream);
> + struct device *dma_dev = stream_to_dmadev(uvc_urb->stream);
>
> if (for_device) {
> dma_sync_sgtable_for_device(dma_dev, uvc_urb->sgt,
> @@ -1586,7 +1586,7 @@ static void uvc_video_complete(struct urb *urb)
> */
> static void uvc_free_urb_buffers(struct uvc_streaming *stream)
> {
> - struct device *dma_dev = dma_dev = stream_to_dmadev(stream);
> + struct device *dma_dev = stream_to_dmadev(stream);
> struct uvc_urb *uvc_urb;
>
> for_each_uvc_urb(uvc_urb, stream) {
--
Regards,
Laurent Pinchart
