drm: Don't create properties without names

Creating a property that doesn't have a name makes no sense to me. Don't
allow it.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180302132544.12491-1-ville.syrjala@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä 2018-03-02 15:25:42 +02:00
parent 9c305eb442
commit 8e5e83ad82

View File

@ -99,10 +99,8 @@ struct drm_property *drm_property_create(struct drm_device *dev, int flags,
property->num_values = num_values;
INIT_LIST_HEAD(&property->enum_list);
if (name) {
strncpy(property->name, name, DRM_PROP_NAME_LEN);
property->name[DRM_PROP_NAME_LEN-1] = '\0';
}
strncpy(property->name, name, DRM_PROP_NAME_LEN);
property->name[DRM_PROP_NAME_LEN-1] = '\0';
list_add_tail(&property->head, &dev->mode_config.property_list);