better checks to avoid free(NULL)

This commit is contained in:
Daniel Stenberg 2004-05-27 07:09:21 +00:00
parent ff0429a802
commit 5690a2b493
1 changed files with 4 additions and 4 deletions

View File

@ -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);