check before use daemon->shm_info

fix core after the command `unbound-control stop unbound` fix:NLnetLabs#1228 Signed-off-by: eaglegai <[email protected]>
eaglegai · Jan 21, 2025 · 0634c1e · 0634c1e
1 parent 5f58ced
commit 0634c1e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/util/shm_side/shm_main.c b/util/shm_side/shm_main.c
@@ -195,7 +195,7 @@ void shm_main_shutdown(struct daemon* daemon)
 {
 #ifdef HAVE_SHMGET
 	/* web are OK, just disabled */
-	if(!daemon->cfg->shm_enable)
+	if(!daemon->cfg->shm_enable || !daemon->shm_info)
 		return;
 
 	verbose(VERB_DETAIL, "SHM shutdown - KEY [%d] - ID CTL [%d] ARR [%d] - PTR CTL [%p] ARR [%p]",