tools/ceph_dedup_tool: use size_t for dup_count_t

Duplicate counts cannot be negative.

Signed-off-by: Samuel Just <sjust@redhat.com>

diff --git a/src/tools/ceph_dedup_tool.cc b/src/tools/ceph_dedup_tool.cc
index 65c2b9ac3c60c5e494b70d1bfdb44fb35e12e764..4808058b866c13dd01480a7ace3bd0504bb6189a 100644 (file)
--- a/src/tools/ceph_dedup_tool.cc
+++ b/src/tools/ceph_dedup_tool.cc
@@ -567,7 +567,7 @@ public:
     bufferlist data;
   };
 
-  using dup_count_t = ssize_t;
+  using dup_count_t = size_t;
 
   template <typename K, typename V>
   class FpMap {