common/hobject: make hobject_t::set_key avoid dups

If the key matches the oid name, clear it.

Signed-off-by: Sage Weil <sage@redhat.com>

diff --git a/src/common/hobject.h b/src/common/hobject.h
index 321738ce7da991feff9f07932d2a7f205b754c24..0d74e21478ec3231261d054c8a0da674456ccb23 100644 (file)
--- a/src/common/hobject.h
+++ b/src/common/hobject.h
@@ -60,7 +60,10 @@ public:
   }
 
   void set_key(const std::string &key_) {
-    key = key_;
+    if (key_ == oid.name)
+      key.clear();
+    else
+      key = key_;
   }
 
   string to_str() const;