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-rw-r--r--drivers/gpu/drm/i915/intel_sprite.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index 32f10621fac8..d8900d09bef7 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -1073,6 +1073,9 @@ int intel_sprite_set_colorkey(struct drm_device *dev, void *data,
/* ignore the pointless "none" flag */
set->flags &= ~I915_SET_COLORKEY_NONE;
+ if (set->flags & ~(I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE))
+ return -EINVAL;
+
/* Make sure we don't try to enable both src & dest simultaneously */
if ((set->flags & (I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE)) == (I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE))
return -EINVAL;