os/bluestore: drop unnecessary increase of iterator

We are going to break anyway.

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

diff --git a/src/os/bluestore/bluestore_types.cc b/src/os/bluestore/bluestore_types.cc
index 61f0d9e683a3c54b19ea5202acc50f06bc19995c..4c710c577a8ebb600c2451bccb2513e0744c483d 100644 (file)
--- a/src/os/bluestore/bluestore_types.cc
+++ b/src/os/bluestore/bluestore_types.cc
@@ -941,7 +941,7 @@ void bluestore_onode_t::punch_hole(
       p->second.blob,
       p->second.offset + p->second.length - keep,
       keep);
-    extent_map.erase(p++);
+    extent_map.erase(p);
     break;
   }
 }