s3: Fix unnecessary traversing winbindd_cache.tdb in SIGHUP handler.

Signed-off-by: Bo Yang <boyang@samba.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/source3/winbindd/winbindd_cache.c b/source3/winbindd/winbindd_cache.c
index 0e17253b7d..db2f3b6b8b 100644
--- a/source3/winbindd/winbindd_cache.c
+++ b/source3/winbindd/winbindd_cache.c
@@ -3042,6 +3042,12 @@ bool wcache_invalidate_cache_noinit(void)
 		if (cache) {
 			if (cache->tdb) {
 				tdb_traverse(cache->tdb, traverse_fn, NULL);
+				/*
+				 * Flushing cache has nothing to with domains.
+				 * return here if we successfully flushed once.
+				 * To avoid unnecessary traversing the cache.
+				 */
+				return true;
 			} else {
 				return false;
 			}