[Intel-gfx] [PATCH] drm/i915/bxt: Fix uninitialized variables in intel_check_sprite_plane

[Ville Syrjälä]

On Wed, Nov 18, 2015 at 05:43:52PM +0530, Nabendu Maiti wrote:
> Uninitialized variables (width, Height) in intel_check_sprite_plane
> leads to compilererror in O1 level. Initialize all declared variables
> to fix this issue.
> 
> Signed-off-by: Nabendu Maiti <nabendu.bikash.maiti at intel.com>
> ---
>  drivers/gpu/drm/i915/intel_sprite.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
> index 2b96f33..a5af384 100644
> --- a/drivers/gpu/drm/i915/intel_sprite.c
> +++ b/drivers/gpu/drm/i915/intel_sprite.c
> @@ -747,7 +747,7 @@ intel_check_sprite_plane(struct drm_plane *plane,
>  	struct drm_framebuffer *fb = state->base.fb;
>  	int crtc_x, crtc_y;
>  	unsigned int crtc_w, crtc_h;
> -	uint32_t src_x, src_y, src_w, src_h;
> +	uint32_t src_x = 0, src_y = 0, src_w = 0, src_h = 0;

Where exactly are these used without initialization?

>  	struct drm_rect *src = &state->src;
>  	struct drm_rect *dst = &state->dst;
>  	const struct drm_rect *clip = &state->clip;
> -- 
> 1.9.1
> 
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-- 
Ville Syrjälä
Intel OTC