Don't free if it's NULL

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@2154 65c4cc65-6c06-0410-ace0-fbb531ad65f3
22 years ago · e83acf8658
parent bac2215fb6
commit e83acf8658
1 changed files with 2 additions and 1 deletions
--- a/indications.c
+++ b/indications.c
@ -318,7 +318,8 @@ static inline void free_zone(struct tone_zone* zone)
 		struct tone_zone_sound *tmp = zone->tones->next;
 		free((void*)zone->tones->name);
 		free((void*)zone->tones->data);
-		free((void*)zone->ringcadance);
+		if (zone->ringcadance)
 			free((void*)zone->ringcadance);
 		free(zone->tones);
 		zone->tones = tmp;
 	}