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| author | Jernej Skrabec <jernej.skrabec@siol.net> | 2017-12-06 16:26:03 +0100 |
|---|---|---|
| committer | Maxime Ripard <maxime.ripard@free-electrons.com> | 2017-12-07 09:51:41 +0100 |
| commit | bc29489f712079378081e43d5b1b7470ed70184d (patch) | |
| tree | 60c1890d65351e1eff11b9479309e9eaab7ea416 /drivers/gpu | |
| parent | 89f3f35620c7f244880485de11079cb4d98ed604 (diff) | |
| download | linux-bc29489f712079378081e43d5b1b7470ed70184d.tar.bz2 | |
drm/sun4i: Fix uninitialized variables in vi layer
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>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171206152603.25937-1-jernej.skrabec@siol.net
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun8i_vi_layer.c | 3 |
1 files changed, 3 insertions, 0 deletions
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; |