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drm/i915/display: Check source height is > 0

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The error message suggests that the height of the src rect must be at
least 1. Reject source with height of 0.

Cc: stable@vger.kernel.org
Signed-off-by: Drew Davenport <ddavenport@chromium.org>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221226225246.1.I15dff7bb5a0e485c862eae61a69096caf12ef29f@changeid
This commit is contained in:
Drew Davenport 2022-12-26 22:53:24 -07:00 committed by Ville Syrjälä
parent f71c9b7bc3
commit 0fe76b198d
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/display/skl_universal_plane.c
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@ -1627,7 +1627,7 @@ static int skl_check_main_surface(struct intel_plane_state *plane_state)
u32 offset;
int ret;
if (w > max_width || w < min_width || h > max_height) {
if (w > max_width || w < min_width || h > max_height || h < 1) {
drm_dbg_kms(&dev_priv->drm,
"requested Y/RGB source size %dx%d outside limits (min: %dx1 max: %dx%d)\n",
w, h, min_width, max_width, max_height);