don't free(NULL)

2004-05-03 09:17:49 +00:00 · 2004-05-03 09:17:49 +00:00 · 93dde29979
commit 93dde29979
parent d42dcd60cd
1 changed files with 2 additions and 1 deletions
--- a/ares/ares_init.c
+++ b/ares/ares_init.c
@ -109,7 +109,8 @@ int ares_init_options(ares_channel *channelptr, struct ares_options *options,
 	}
      if (channel->nsort != -1)
 	free(channel->sortlist);
-      free(channel->lookups);
+      if(channel->lookups)
+        free(channel->lookups);
      free(channel);
      return status;
    }