buffer: clear append_buffer on clear()

Signed-off-by: Sage Weil <sage@redhat.com>

diff --git a/src/include/buffer.h b/src/include/buffer.h
index fb181d19c9be433681a7d6a50cdd85a0ca29ef52..6d77faee4304c2d25e2298e257db83810ab58dd4 100644 (file)
--- a/src/include/buffer.h
+++ b/src/include/buffer.h
@@ -456,6 +456,7 @@ namespace buffer CEPH_BUFFER_API {
       _len = 0;
       _memcopy_count = 0;
       last_p = begin();
+      append_buffer = ptr();
     }
     void push_front(ptr& bp) {
       if (bp.length() == 0)