diff --git a/backend/x11/output.c b/backend/x11/output.c index 0d045ff4..a08fd101 100644 --- a/backend/x11/output.c +++ b/backend/x11/output.c @@ -158,6 +158,10 @@ static struct wlr_x11_buffer *create_x11_buffer(struct wlr_x11_output *output, return NULL; } + if (attrs.flags != 0) { + return NULL; + } + // xcb closes the FDs after sending them, so we need to dup them here struct wlr_dmabuf_attributes dup_attrs = {0}; if (!wlr_dmabuf_attributes_copy(&dup_attrs, &attrs)) {