* various fixes identified by gcc4, provided by Joe Prostko

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@30902 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/system/kernel/cache/block_cache.cpp

@@ -1947,6 +1947,9 @@ block_notifier_and_writer(void* /*data*/)
 			}
 		}
 	}
+
+	// never can get here
+	return B_OK;
 }