--- a/src/java.base/share/classes/sun/nio/ch/DatagramChannelImpl.java	Fri Apr 13 11:14:49 2018 -0700
+++ b/src/java.base/share/classes/sun/nio/ch/DatagramChannelImpl.java	Sat Apr 14 08:41:42 2018 +0100
@@ -1280,8 +1280,8 @@
             boolean polled = false;
             try {
                 beginRead(blocking, false);
-                int n = Net.poll(fd, Net.POLLIN, timeout);
-                polled = (n > 0);
+                int events = Net.poll(fd, Net.POLLIN, timeout);
+                polled = (events != 0);
             } finally {
                 endRead(blocking, polled);
             }