diff options
Diffstat (limited to 'ext/socket/ifaddr.c')
-rw-r--r-- | ext/socket/ifaddr.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/ext/socket/ifaddr.c b/ext/socket/ifaddr.c index 5783dfc869..16cd47be5a 100644 --- a/ext/socket/ifaddr.c +++ b/ext/socket/ifaddr.c @@ -105,6 +105,10 @@ rsock_getifaddrs(void) if (ret == -1) rb_sys_fail("getifaddrs"); + if (!ifaddrs) { + return rb_ary_new(); + } + numifaddrs = 0; for (ifa = ifaddrs; ifa != NULL; ifa = ifa->ifa_next) numifaddrs++; |