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drm: mali-dp: Uninitialized variable in malidp_se_check_scaling()

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We use "mc" without initializing it if scaling is not necessary.

Fixes: 28ce675b74 ("drm: mali-dp: Add plane upscaling support")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Mihail Atanassov <Mihail.Atanassov@arm.com>
Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
This commit is contained in:
Dan Carpenter 2017-12-09 14:46:13 +03:00 committed by Liviu Dudau
parent 5ed4fdfa58
commit f2f2c85c66
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/arm/malidp_planes.c
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@ -147,6 +147,8 @@ static int malidp_se_check_scaling(struct malidp_plane *mp,
if (!crtc_state)
return -EINVAL;
mc = to_malidp_crtc_state(crtc_state);
ret = drm_atomic_helper_check_plane_state(state, crtc_state,
0, INT_MAX, true, true);
if (ret)
@ -163,8 +165,6 @@ static int malidp_se_check_scaling(struct malidp_plane *mp,
if (mp->layer->id & (DE_SMART | DE_GRAPHICS2))
return -EINVAL;
mc = to_malidp_crtc_state(crtc_state);
mc->scaled_planes_mask |= mp->layer->id;
/* Defer scaling requirements calculation to the crtc check. */
return 0;