drm: fix issue copying supported plane formats

Originally on the first 1/4th of the plane formats were copied, leading
to problems if AR24/XR24 appears later in the list.

diff --git a/src/compositor-drm.c b/src/compositor-drm.c
index ba376eb..edeb0ab 100644 (file)
--- a/src/compositor-drm.c
+++ b/src/compositor-drm.c
@@ -1227,7 +1227,7 @@ create_sprites(struct drm_compositor *ec)
                sprite->compositor = ec;
                sprite->count_formats = plane->count_formats;
                memcpy(sprite->formats, plane->formats,
-                      plane->count_formats);
+                      plane->count_formats * sizeof(plane->formats[0]));
                drmModeFreePlane(plane);
 
                wl_list_insert(&ec->sprite_list, &sprite->link);