Merge "Return false for no compression."
diff --git a/patch_writer.cc b/patch_writer.cc
index b1f45fa..52982e0 100644
--- a/patch_writer.cc
+++ b/patch_writer.cc
@@ -61,6 +61,7 @@
         break;
       case CompressorType::kNoCompression:
         LOG(ERROR) << "Unsupported compression type " << static_cast<int>(type);
+        return false;
     }
   }