librados: don't provide an invalid watch handle on error

If the linger op was canceled due to an error, don't provide
the caller with the pointer to the invalidated linger op.

Signed-off-by: Jason Dillaman <dillaman@redhat.com>

diff --git a/src/librados/IoCtxImpl.cc b/src/librados/IoCtxImpl.cc
index f12c9214a3027dc1ae8d1637f0ab29e82f6cea21..e36fac4c22d3bcde7234c38dab6714b052371ea1 100644 (file)
--- a/src/librados/IoCtxImpl.cc
+++ b/src/librados/IoCtxImpl.cc
@@ -1235,6 +1235,7 @@ int librados::IoCtxImpl::watch(const object_t& oid,
 
   if (r < 0) {
     objecter->linger_cancel(linger_op);
+    *handle = 0;
   }
 
   return r;