From f0a3f849f7d0e028eb97e672a3cbf52648b98617 Mon Sep 17 00:00:00 2001
From: Trustin Lee <t@motd.kr>
Date: Thu, 18 Jul 2013 09:53:45 +0900
Subject: [PATCH] Fix a bug in AbstractByteBuf.writeZero() where the capacity
 is not auto-expanded

---
 buffer/src/main/java/io/netty/buffer/AbstractByteBuf.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/buffer/src/main/java/io/netty/buffer/AbstractByteBuf.java b/buffer/src/main/java/io/netty/buffer/AbstractByteBuf.java
index 1b972e045c..2358cb5f13 100644
--- a/buffer/src/main/java/io/netty/buffer/AbstractByteBuf.java
+++ b/buffer/src/main/java/io/netty/buffer/AbstractByteBuf.java
@@ -862,8 +862,7 @@ public abstract class AbstractByteBuf extends ByteBuf {
     }
 
     @Override
-    public int writeBytes(ScatteringByteChannel in, int length)
-            throws IOException {
+    public int writeBytes(ScatteringByteChannel in, int length) throws IOException {
         ensureWritable(length);
         int writtenBytes = setBytes(writerIndex, in, length);
         if (writtenBytes > 0) {
@@ -878,6 +877,7 @@ public abstract class AbstractByteBuf extends ByteBuf {
             return this;
         }
 
+        ensureWritable(length);
         checkIndex(writerIndex, length);
 
         int nLong = length >>> 3;