1 files changed, 7 insertions, 3 deletions
diff --git a/lib/kcar/response.rb b/lib/kcar/response.rb
index 265c98a..4b90883 100644
--- a/lib/kcar/response.rb
+++ b/lib/kcar/response.rb
@@ -140,9 +140,13 @@ class Response < Struct.new(:sock, :hdr, :unchunk, :buf, :parser)
          len -= dst.size
          yield dst
        end
-      while len > 0
-        len -= sock.readpartial(len > READ_SIZE ? READ_SIZE : len, dst).size
-        yield dst
+
+      if len > 0
+        begin
+          len -= sock.readpartial(len > READ_SIZE ? READ_SIZE : len, dst).size
+          yield dst
+        end while len > 0
+        dst.respond_to?(:clear) ? dst.clear : self.buf = ''
        end
      end
    end