diff --git a/src/java.base/unix/native/libnet/PlainDatagramSocketImpl.c b/src/java.base/unix/native/libnet/PlainDatagramSocketImpl.c
index b42d99e9cee..78df8b963a9 100644
--- a/src/java.base/unix/native/libnet/PlainDatagramSocketImpl.c
+++ b/src/java.base/unix/native/libnet/PlainDatagramSocketImpl.c
@@ -2105,7 +2105,6 @@ static void mcast_join_leave(JNIEnv *env, jobject this,
      */
     {
         struct ipv6_mreq mname6;
-        jbyteArray ipaddress;
         jbyte caddr[16];
         jint family;
         jint address;