Check valid gBufmgr in tbm_bufmgr_deinit

Change-Id: Ic3ce7340f7b6f50bb9bea3591d4ed03c24777a4f

diff --git a/src/tbm_bufmgr.c b/src/tbm_bufmgr.c
index 702b709..5923b6d 100644 (file)
--- a/src/tbm_bufmgr.c
+++ b/src/tbm_bufmgr.c
@@ -597,6 +597,12 @@ tbm_bufmgr_deinit(tbm_bufmgr bufmgr)
 
        pthread_mutex_lock(&gLock);
 
+       if (!gBufMgr) {
+               TBM_LOG_E("gBufmgr already destroy: bufmgr:%p\n", bufmgr);
+               pthread_mutex_unlock(&gLock);
+               return;
+       }
+
        bufmgr->ref_count--;
        if (bufmgr->ref_count > 0) {
                DBG("tizen bufmgr destroy: bufmgr:%p, ref_count:%d\n",