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Code

Always initialize the host string

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This also removes a wordy comment
This commit is contained in:
Will Storey 2017-10-10 18:21:05 -07:00
parent 4ccff71f67
commit 174adee9dd
1 changed files with 1 additions and 9 deletions
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10
src/core/network.c
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@ -489,16 +489,8 @@ int net_gethostbyaddr(IPADDR *ip, char **name)
int net_ip2host(IPADDR *ip, char *host) int net_ip2host(IPADDR *ip, char *host)
{ {
if (inet_ntop(ip->family, &ip->ip, host, MAX_IP_LEN)) {
return 0;
}
// For callers that do not check our return value and pass in an
// uninitialized buffer assuming it will be set, ensure the buffer is a valid
// string. Ideally callers should check what we return and handle
// appropriately, but this at least gives us safety.
host[0] = '\0'; host[0] = '\0';
return -1; return inet_ntop(ip->family, &ip->ip, host, MAX_IP_LEN) ? 0 : -1;
} }
int net_host2ip(const char *host, IPADDR *ip) int net_host2ip(const char *host, IPADDR *ip)