test/crimson: use better names than ret

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/src/test/crimson/seastore/test_extmap_manager.cc b/src/test/crimson/seastore/test_extmap_manager.cc
index 59d3f87c1d9b2ed6df5a199f1bd1f68c37774781..5018170a9b57ee517d58c4538e0dd3f7ae5310be 100644 (file)
--- a/src/test/crimson/seastore/test_extmap_manager.cc
+++ b/src/test/crimson/seastore/test_extmap_manager.cc
@@ -109,11 +109,11 @@ struct extentmap_manager_test_t : public seastar_test_suite_t {
 
   void check_mappings(extmap_root_t &extmap_root, Transaction &t) {
     for (const auto& [lo, ext]: test_ext_mappings){
-      auto ret_list = find_extent(extmap_root, t, lo, ext.length);
-      EXPECT_EQ(ret_list.size(), 1);
-      auto &ret = *ret_list.begin();
-      EXPECT_EQ(ext.laddr, ret.laddr);
-      EXPECT_EQ(ext.length, ret.length);
+      const auto ext_list = find_extent(extmap_root, t, lo, ext.length);
+      EXPECT_EQ(ext_list.size(), 1);
+      const auto& ext_map = ext_list.front();
+      EXPECT_EQ(ext.laddr, ext_map.laddr);
+      EXPECT_EQ(ext.length, ext_map.length);
     }
   }