diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
index a0c7c591f4b2d5b571eecbb157c3b2d7185174fc..55c983586b051c12666294f18f98c891fc33a310 100644
--- a/tools/perf/util/dso.c
+++ b/tools/perf/util/dso.c
@@ -465,9 +465,9 @@ void dso__delete(struct dso *dso)
 	int i;
 	for (i = 0; i < MAP__NR_TYPES; ++i)
 		symbols__delete(&dso->symbols[i]);
-	if (dso->sname_alloc)
+	if (dso->short_name_allocated)
 		free((char *)dso->short_name);
-	if (dso->lname_alloc)
+	if (dso->long_name_allocated)
 		free(dso->long_name);
 	dso_cache__free(&dso->cache);
 	dso__free_a2l(dso);
diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h
index 384f2d97e38e110aa0ebb9fc95103bf02a0cb44c..00a232d896071662f1090d366c7cf31c290b7d92 100644
--- a/tools/perf/util/dso.h
+++ b/tools/perf/util/dso.h
@@ -89,8 +89,8 @@ struct dso {
 	u8		 has_srcline:1;
 	u8		 hit:1;
 	u8		 annotate_warned:1;
-	u8		 sname_alloc:1;
-	u8		 lname_alloc:1;
+	u8		 short_name_allocated:1;
+	u8		 long_name_allocated:1;
 	u8		 sorted_by_name;
 	u8		 loaded;
 	u8		 rel;
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index bac817ab2068accc0c40a430cf95aed60ed672b6..f66f309a091a9a05949f8dfc54ecd753c3e16234 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -764,7 +764,7 @@ static int map_groups__set_modules_path_dir(struct map_groups *mg,
 				goto out;
 			}
 			dso__set_long_name(map->dso, long_name);
-			map->dso->lname_alloc = 1;
+			map->dso->long_name_allocated = 1;
 			dso__kernel_module_get_build_id(map->dso, "");
 		}
 	}
@@ -936,7 +936,7 @@ static int machine__process_kernel_mmap_event(struct machine *machine,
 			goto out_problem;
 
 		map->dso->short_name = name;
-		map->dso->sname_alloc = 1;
+		map->dso->short_name_allocated = 1;
 		map->end = map->start + event->mmap.len;
 	} else if (is_kernel_mmap) {
 		const char *symbol_name = (event->mmap.filename +
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index de87dbac50a0d42513209e6aaa5c56fa2a2471fa..265a149bc43f54101690c7e47b5ba54afc35aa71 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -1458,7 +1458,7 @@ int dso__load_vmlinux_path(struct dso *dso, struct map *map,
 	if (filename != NULL) {
 		err = dso__load_vmlinux(dso, map, filename, filter);
 		if (err > 0) {
-			dso->lname_alloc = 1;
+			dso->long_name_allocated = 1;
 			goto out;
 		}
 		free(filename);
@@ -1468,7 +1468,7 @@ int dso__load_vmlinux_path(struct dso *dso, struct map *map,
 		err = dso__load_vmlinux(dso, map, vmlinux_path[i], filter);
 		if (err > 0) {
 			dso__set_long_name(dso, strdup(vmlinux_path[i]));
-			dso->lname_alloc = 1;
+			dso->long_name_allocated = 1;
 			break;
 		}
 	}
@@ -1612,7 +1612,7 @@ static int dso__load_kernel_sym(struct dso *dso, struct map *map,
 		if (err > 0) {
 			dso__set_long_name(dso,
 					   strdup(symbol_conf.vmlinux_name));
-			dso->lname_alloc = 1;
+			dso->long_name_allocated = 1;
 			return err;
 		}
 		return err;