diff --git a/.fbfilter.xml b/.fbfilter.xml
index 25fa754f87..a7c5950f1d 100644
--- a/.fbfilter.xml
+++ b/.fbfilter.xml
@@ -25,6 +25,14 @@
     <Method name="run"/>
     <Bug code="ESync"/>
   </Match>
+  <Match>
+    <Class name="~.*Channel"/>
+    <Or>
+      <Method name="setClosed"/>
+      <Method name="setInterestOpsNow"/>
+    </Or>
+    <Bug pattern="USM_USELESS_SUBCLASS_METHOD"/>
+  </Match>
   <!-- Known issues that don't matter -->
   <Match>
     <Or>
diff --git a/src/main/java/org/jboss/netty/handler/execution/MemoryAwareThreadPoolExecutor.java b/src/main/java/org/jboss/netty/handler/execution/MemoryAwareThreadPoolExecutor.java
index 272370303f..2a17acddb1 100644
--- a/src/main/java/org/jboss/netty/handler/execution/MemoryAwareThreadPoolExecutor.java
+++ b/src/main/java/org/jboss/netty/handler/execution/MemoryAwareThreadPoolExecutor.java
@@ -339,11 +339,6 @@ public class MemoryAwareThreadPoolExecutor extends ThreadPoolExecutor {
         decreaseCounter(r);
     }
 
-    @Override
-    protected void afterExecute(Runnable r, Throwable e) {
-        super.afterExecute(r, e);
-    }
-
     protected boolean increaseCounter(Runnable task) {
         if (!shouldCount(task)) {
             return false;