From 5690a2b493d2df6de999c451dd2dafb6b89f71e7 Mon Sep 17 00:00:00 2001 From: Daniel Stenberg Date: Thu, 27 May 2004 07:09:21 +0000 Subject: [PATCH] better checks to avoid free(NULL) --- ares/ares__get_hostent.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/ares/ares__get_hostent.c b/ares/ares__get_hostent.c index f05d71299..bf99627e2 100644 --- a/ares/ares__get_hostent.c +++ b/ares/ares__get_hostent.c @@ -140,11 +140,11 @@ int ares__get_hostent(FILE *fp, struct hostent **host) memcpy(hostent->h_addr_list[0], &addr, sizeof(struct in_addr)); hostent->h_addr_list[1] = NULL; *host = hostent; - if(line) - free(line); + free(line); return ARES_SUCCESS; } - free(line); + if(line) + free(line); if (status == ARES_SUCCESS) { @@ -160,7 +160,7 @@ int ares__get_hostent(FILE *fp, struct hostent **host) } if(hostent->h_aliases) free(hostent->h_aliases); - if (hostent->h_addr_list) + if (hostent->h_addr_list && hostent->h_addr_list[0]) free(hostent->h_addr_list[0]); if(hostent->h_addr_list) free(hostent->h_addr_list);