bluestore/BitAllocator: fix assert

0 is a valid BitMapEntity list index.

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

diff --git a/src/os/bluestore/BitAllocator.cc b/src/os/bluestore/BitAllocator.cc
index b52fc049c14002eca929839275bfaa9a7eac2ce8..b92c73aafa2785c14fd8313ee9d929af57581f42 100644 (file)
--- a/src/os/bluestore/BitAllocator.cc
+++ b/src/os/bluestore/BitAllocator.cc
@@ -92,7 +92,7 @@ int64_t BmapEntityListIter::index()
 void BmapEntityListIter::decr_idx()
 {
   m_cur_idx--;
-  debug_assert(m_cur_idx > 0);
+  debug_assert(m_cur_idx >= 0);
 }
 
 /*