diff --git a/ext/standard/dns.c b/ext/standard/dns.c
index 269e03c1fc5..cf80fb48979 100644
--- a/ext/standard/dns.c
+++ b/ext/standard/dns.c
@@ -836,7 +836,6 @@ PHP_FUNCTION(dns_get_mx)
 	char *hostname;
 	int hostname_len;
 	zval *mx_list, *weight_list = NULL;
-	int need_weight = 0;
 	int count, qdc;
 	u_short type, weight;
 	u_char ans[MAXPACKET];
@@ -891,7 +890,7 @@ PHP_FUNCTION(dns_get_mx)
 		}
 		cp += i;
 		add_next_index_rt_string(mx_list, buf, ZSTR_DUPLICATE);
-		if (need_weight) {
+		if (weight_list) {
 			add_next_index_long(weight_list, weight);
 		}
 	}
diff --git a/ext/standard/tests/network/getmxrr.phpt b/ext/standard/tests/network/getmxrr.phpt
new file mode 100644
index 00000000000..531001b553b
--- /dev/null
+++ b/ext/standard/tests/network/getmxrr.phpt
@@ -0,0 +1,16 @@
+--TEST--
+dns_check_record() segfault with empty host
+--FILE--
+<?php
+$domains = array( 'php.net', 'ez.no' );
+foreach ( $domains as $domain )
+{
+    if ( getmxrr( $domain, $hosts, $weights ) )
+    {
+        echo "Hosts: " . count( $hosts ) . ", weights: " . count( $weights ) . "\n";
+    }
+}
+?>
+--EXPECT--
+Hosts: 2, weights: 2
+Hosts: 1, weights: 1