pthread_mutex_lock(&bufmgr->lock);
- if (!bufmgr->backend->bufmgr_bind_native_display)
- return 0;
+ if (!bufmgr->backend->bufmgr_bind_native_display) {
+ pthread_mutex_unlock(&bufmgr->lock);
+ return 1;
+ }
ret = bufmgr->backend->bufmgr_bind_native_display(bufmgr, NativeDisplay);
if (!ret) {