From 72fe4df3f8156d5c906a2a9993c1386518bd549d Mon Sep 17 00:00:00 2001
From: xie xingguo <xie.xingguo@zte.com.cn>
Date: Fri, 8 Jul 2016 08:59:08 +0800
Subject: [PATCH] os/bluestore: check against that we don't access violation

Some day we might want make this interface more applicable by handling
the abnormal cases more gracefully...

Signed-off-by: xie xingguo <xie.xingguo@zte.com.cn>
---
 src/os/bluestore/bluestore_types.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/os/bluestore/bluestore_types.h b/src/os/bluestore/bluestore_types.h
index 44e0e8b5d27..20a632439f5 100644
--- a/src/os/bluestore/bluestore_types.h
+++ b/src/os/bluestore/bluestore_types.h
@@ -283,6 +283,7 @@ struct bluestore_blob_t {
     }
     b_len += b_off;
     while (b_len) {
+      assert(p != extents.end());
       if (!p->is_valid()) {
 	return false;
       }
-- 
2.39.5