test/osd: Change const copy in loop to const reference

Signed-off-by: Adam C. Emerson <aemerson@redhat.com>
(cherry picked from commit f9307c60aa31b4bd04ebb81fc0729b2c19957135)

diff --git a/src/test/osd/TestOSDMap.cc b/src/test/osd/TestOSDMap.cc
index 5a7b96dce0a603fb39f777eee5193075c683b36c..2e067378535d0ed3de1fa4f6998caf05be6b549e 100644 (file)
--- a/src/test/osd/TestOSDMap.cc
+++ b/src/test/osd/TestOSDMap.cc
@@ -1925,7 +1925,7 @@ TEST_F(OSDMapTest, BUG_48884)
   JSONParser parser;
   parser.parse(ss.str().c_str(), static_cast<int>(ss.str().size()));
   auto iter = parser.find_first();
-  for (const auto bucket : (*iter)->get_array_elements()) {
+  for (const auto& bucket : (*iter)->get_array_elements()) {
     JSONParser parser2;
     parser2.parse(bucket.c_str(), static_cast<int>(bucket.size()));
     auto* obj = parser2.find_obj("name");