From: Kefu Chai <kchai@redhat.com>
Date: Thu, 28 Sep 2017 07:50:46 +0000 (+0800)
Subject: tools/rados: do not assign never read variable
X-Git-Tag: v13.0.1~733^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F18015%2Fhead;p=ceph.git

tools/rados: do not assign never read variable

actually "r" is always 0 in that branch. so it's a no-op.

this silences the clang analyzer warning of

	Value stored to 'r' is never read

Signed-off-by: Kefu Chai <kchai@redhat.com>
---

diff --git a/src/tools/rados/PoolDump.cc b/src/tools/rados/PoolDump.cc
index ad7a1a4dfefb..405f455e8d34 100644
--- a/src/tools/rados/PoolDump.cc
+++ b/src/tools/rados/PoolDump.cc
@@ -87,7 +87,6 @@ int PoolDump::dump(IoCtx *io_ctx)
 
       if (outdata.length() < op_size) {
         // No more data
-        r = 0;
         break;
       }
       offset += outdata.length();
@@ -151,7 +150,6 @@ int PoolDump::dump(IoCtx *io_ctx)
       }
       r = values.size();
     } while (r == MAX_READ);
-    r = 0;
 
     // Close object
     // =============