osd/PGLog.cc: prefer empty() over size() for emptiness check

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>

diff --git a/src/osd/PGLog.cc b/src/osd/PGLog.cc
index a6566585a0e4461ebb9bc8b69b4b9d8fb63f4a20..586b6753380526efb0277721ae70ba5bbd3652a7 100644 (file)
--- a/src/osd/PGLog.cc
+++ b/src/osd/PGLog.cc
@@ -799,7 +799,7 @@ void PGLog::_write_log(
   }
   ::encode(log.can_rollback_to, keys["can_rollback_to"]);
 
-  if (to_remove.size())
+  if (!to_remove.empty())
     t.omap_rmkeys(META_COLL, log_oid, to_remove);
   t.omap_setkeys(META_COLL, log_oid, keys);
 }