From 9e71abaa0ac6f8d6929225688d1f9c83597d329e Mon Sep 17 00:00:00 2001
From: John Spray <john.spray@redhat.com>
Date: Fri, 24 Jul 2015 14:57:01 +0100
Subject: [PATCH] tools/cephfs: fix datascan kwarg parsing

Signed-off-by: John Spray <john.spray@redhat.com>
---
 src/tools/cephfs/DataScan.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/tools/cephfs/DataScan.cc b/src/tools/cephfs/DataScan.cc
index 05bb8647316..f9c491dbb70 100644
--- a/src/tools/cephfs/DataScan.cc
+++ b/src/tools/cephfs/DataScan.cc
@@ -52,7 +52,7 @@ bool DataScan::parse_kwarg(
   }
 
   const std::string arg(*i);
-  const std::string val(*(++i));
+  const std::string val(*(i + 1));
 
   if (arg == std::string("--output-dir")) {
     if (driver != NULL) {