diff options
| -rw-r--r-- | ares/ares__get_hostent.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/ares/ares__get_hostent.c b/ares/ares__get_hostent.c index ecba75c92..f05d71299 100644 --- a/ares/ares__get_hostent.c +++ b/ares/ares__get_hostent.c @@ -140,7 +140,8 @@ 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; - free(line); + if(line) + free(line); return ARES_SUCCESS; } free(line); @@ -150,18 +151,21 @@ int ares__get_hostent(FILE *fp, struct hostent **host) /* Memory allocation failure; clean up. */ if (hostent) { - free((char *) hostent->h_name); + if(hostent->h_name) + free((char *) hostent->h_name); if (hostent->h_aliases) { for (alias = hostent->h_aliases; *alias; alias++) free(*alias); } - free(hostent->h_aliases); + if(hostent->h_aliases) + free(hostent->h_aliases); if (hostent->h_addr_list) free(hostent->h_addr_list[0]); - free(hostent->h_addr_list); + if(hostent->h_addr_list) + free(hostent->h_addr_list); + free(hostent); } - free(hostent); return ARES_ENOMEM; } |