提交 8c6c2fe2 编写于 作者: V Ville Syrjälä

drm: WARN when trying to add enum value > 63 to a bitmask property

Enum values >63 with a bitmask property is a programmer error. WARN
when someone is attempting this.
Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180306164849.2862-3-ville.syrjala@linux.intel.comReviewed-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
上级 1371f260
......@@ -386,8 +386,8 @@ int drm_property_add_enum(struct drm_property *property, int index,
* Bitmask enum properties have the additional constraint of values
* from 0 to 63
*/
if (drm_property_type_is(property, DRM_MODE_PROP_BITMASK) &&
(value > 63))
if (WARN_ON(drm_property_type_is(property, DRM_MODE_PROP_BITMASK) &&
value > 63))
return -EINVAL;
list_for_each_entry(prop_enum, &property->enum_list, head) {
......
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