os/bluestore: add sanity check for compress()

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 61134bee93b0f9b843a67478a9eec87c52ec7b2f..c022e2ee05db8f2cbe7ace9669b3793cdec1358c 100644 (file)
--- a/src/os/bluestore/BlueStore.cc
+++ b/src/os/bluestore/BlueStore.cc
@@ -7197,7 +7197,8 @@ int BlueStore::_do_alloc_write(
       // FIXME: memory alignment here is bad
       bufferlist t;
 
-      c->compress(*l, t);
+      r = c->compress(*l, t);
+      assert(r == 0);
 
       chdr.length = t.length();
       ::encode(chdr, compressed_bl);