[PATCH] media: mediatek: vcodec: Move a variable assignment behind condition checks in vdec_vp9_slice_single_decode()

[AngeloGioacchino Del Regno]

Il 14/04/23 20:30, Markus Elfring ha scritto:
> Date: Fri, 14 Apr 2023 20:07:01 +0200
> 
> The address of a data structure member was determined before
> a corresponding null pointer check in the implementation of
> the function “vdec_vp9_slice_single_decode”.
> 
> Thus avoid the risk for undefined behaviour by moving the assignment
> for the variable “pfc” behind some condition checks.
> 
> This issue was detected by using the Coccinelle software.
> 
> Fixes: b0f407c19648ae9110c932c91d6e1b9381ec0aeb ("media: mediatek: vcodec: add vp9 decoder driver for mt8186")
> Signed-off-by: Markus Elfring <elfring at users.sourceforge.net>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>