diff options
| author | Michael Stapelberg <michael@stapelberg.de> | 2009-07-22 18:30:16 +0200 |
|---|---|---|
| committer | Michael Stapelberg <michael@stapelberg.de> | 2009-07-22 18:30:16 +0200 |
| commit | e56213db28c442a7a67e2424d1631a7f1f42a5fc (patch) | |
| tree | 77a69f5df7205091b66d3cdc749b82de9482002f /src/get_ip_addr.c | |
| parent | 4a6deddf7b3e38203d27a10baf7ba21ff90d96d3 (diff) | |
Free the addresses correctly
Diffstat (limited to 'src/get_ip_addr.c')
| -rw-r--r-- | src/get_ip_addr.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/get_ip_addr.c b/src/get_ip_addr.c index 354ae08..cc812f2 100644 --- a/src/get_ip_addr.c +++ b/src/get_ip_addr.c @@ -42,19 +42,25 @@ const char *get_ip_addr(const char *interface) { addrp = addrp->ifa_next) { /* Check if the interface is down */ if (strcmp(addrp->ifa_name, eth_interface) == 0 && - (addrp->ifa_flags & IFF_RUNNING) == 0) + (addrp->ifa_flags & IFF_RUNNING) == 0) { + freeifaddrs(ifaddr); return NULL; + } } - if (addrp == NULL) + if (addrp == NULL) { + freeifaddrs(ifaddr); return "no IP"; + } int ret; if ((ret = getnameinfo(addrp->ifa_addr, len, part, sizeof(part), NULL, 0, NI_NUMERICHOST)) != 0) { fprintf(stderr, "getnameinfo(): %s\n", gai_strerror(ret)); + freeifaddrs(ifaddr); return "no IP"; } + freeifaddrs(ifaddr); return part; } |