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-rw-r--r--src/socket.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/socket.c b/src/socket.c
index 7966b9c83..1e6d6459a 100644
--- a/src/socket.c
+++ b/src/socket.c
@@ -58,7 +58,7 @@ mrb_addrinfo_getaddrinfo(mrb_state *mrb, mrb_value klass)
servname = mrb_str_to_cstr(mrb, service);
} else if (mrb_fixnum_p(service)) {
servname = mrb_str_to_cstr(mrb, mrb_funcall(mrb, service, "to_s", 0));
- } else if (mrb_nil_p(nodename)) {
+ } else if (mrb_nil_p(service)) {
servname = NULL;
} else {
mrb_raise(mrb, E_TYPE_ERROR, "service must be String, Fixnum, or nil");