Re: [RFT 1/2] [media] exynos4-is: Add missing endpoint of_node_put on error paths

From: Javier Martinez Canillas
Date: Mon Mar 07 2016 - 09:15:56 EST


Hello Krzysztof,

On 01/25/2016 09:41 PM, Krzysztof Kozlowski wrote:
> In fimc_md_parse_port_node() endpoint node is get with of_get_next_child()
> but it is not put on error path.
>
> Fixes: 56fa1a6a6a7d ("[media] s5p-fimc: Change the driver directory name to exynos4-is")
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
>
> ---
>
> Not tested on hardware, only built+static checkers.
> ---
> drivers/media/platform/exynos4-is/media-dev.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c
> index f3b2dd30ec77..de0977479327 100644
> --- a/drivers/media/platform/exynos4-is/media-dev.c
> +++ b/drivers/media/platform/exynos4-is/media-dev.c
> @@ -339,8 +339,10 @@ static int fimc_md_parse_port_node(struct fimc_md *fmd,
> return 0;
>
> v4l2_of_parse_endpoint(ep, &endpoint);
> - if (WARN_ON(endpoint.base.port == 0) || index >= FIMC_MAX_SENSORS)
> + if (WARN_ON(endpoint.base.port == 0) || index >= FIMC_MAX_SENSORS) {
> + of_node_put(ep);
> return -EINVAL;
> + }
>
> pd->mux_id = (endpoint.base.port - 1) & 0x1;
>
>

Reviewed-by: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>

Best regards,
--
Javier Martinez Canillas
Open Source Group
Samsung Research America