diff --git a/[refs] b/[refs]
index c7b6936d514b..d2aa2e179b77 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8442da1d9f445b454accdb148355ee990ebf3b32
+refs/heads/master: 1b22859d4320d472a7a51ff4a43f62b0578469de
diff --git a/trunk/tools/perf/builtin-kmem.c b/trunk/tools/perf/builtin-kmem.c
index 7a9b5c55ad5a..39104c0beea3 100644
--- a/trunk/tools/perf/builtin-kmem.c
+++ b/trunk/tools/perf/builtin-kmem.c
@@ -647,6 +647,7 @@ static int setup_sorting(struct list_head *sort_list, const char *arg)
 			break;
 		if (sort_dimension__add(tok, sort_list) < 0) {
 			error("Unknown --sort key: '%s'", tok);
+			free(str);
 			return -1;
 		}
 	}