Messages in this thread Patch in this message | | | From | Jernej Skrabec <> | Subject | [PATCH] drm/sun4i: Fix uninitialized variables in vi layer | Date | Wed, 6 Dec 2017 16:26:03 +0100 |
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min_scale and max_scale in sun8i_vi_layer_atomic_check() can be used without initialization.
Fix that.
Fixes: b862a648de3b (drm/sun4i: Add support for HW scaling to DE2)
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net> --- drivers/gpu/drm/sun4i/sun8i_vi_layer.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c index e39af8d377d0..40c3b303068a 100644 --- a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c +++ b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c @@ -253,6 +253,9 @@ static int sun8i_vi_layer_atomic_check(struct drm_plane *plane, clip.x2 = crtc_state->adjusted_mode.hdisplay; clip.y2 = crtc_state->adjusted_mode.vdisplay; + min_scale = DRM_PLANE_HELPER_NO_SCALING; + max_scale = DRM_PLANE_HELPER_NO_SCALING; + if (layer->mixer->cfg->scaler_mask & BIT(layer->channel)) { min_scale = SUN8I_VI_SCALER_SCALE_MIN; max_scale = SUN8I_VI_SCALER_SCALE_MAX; -- 2.15.1
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