From 22f33539c1f977d098d24bc7c978bdb1c5691d99 Mon Sep 17 00:00:00 2001
From: Trustin Lee <trustin@gmail.com>
Date: Thu, 6 Nov 2008 15:01:08 +0000
Subject: [PATCH] Fixed a problem where NPE is thrown when NioWorker.write() is
 called too early

---
 .../java/org/jboss/netty/channel/socket/nio/NioWorker.java   | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/main/java/org/jboss/netty/channel/socket/nio/NioWorker.java b/src/main/java/org/jboss/netty/channel/socket/nio/NioWorker.java
index 278d796b3c..f4ade23e1e 100644
--- a/src/main/java/org/jboss/netty/channel/socket/nio/NioWorker.java
+++ b/src/main/java/org/jboss/netty/channel/socket/nio/NioWorker.java
@@ -387,7 +387,10 @@ class NioWorker implements Runnable {
                         worker.writeTaskQueue.offer(channel.writeTask);
                     }
                     if (worker.wakenUp.compareAndSet(false, true)) {
-                        worker.selector.wakeup();
+                        Selector workerSelector = worker.selector;
+                        if (workerSelector != null) {
+                            workerSelector.wakeup();
+                        }
                     }
                     return;
                 }