BlueStore: remove unused local variable "empty"

Signed-off-by: xie xingguo <xie.xingguo@zte.com.cn>

diff --git a/src/os/bluestore/BlueStore.cc b/src/os/bluestore/BlueStore.cc
index 38e0ace330a85f63b77643cc83039af75c87dff4..dd828e54415f5045646690cb5d9af67a9a5faff1 100644 (file)
--- a/src/os/bluestore/BlueStore.cc
+++ b/src/os/bluestore/BlueStore.cc
@@ -6125,7 +6125,6 @@ int BlueStore::_remove_collection(TransContext *txc, coll_t cid,
 {
   dout(15) << __func__ << " " << cid << dendl;
   int r;
-  bufferlist empty;
 
   {
     RWLock::WLocker l(coll_lock);