diff --git a/[refs] b/[refs]
index b0d251b4f434..2f1185cdba03 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0361fc25d509be09464dd23c274bd175cc933cc8
+refs/heads/master: 6c3c5b26d08569ed80e10d3e02d3c997ed1e6e7c
diff --git a/trunk/tools/perf/util/header.c b/trunk/tools/perf/util/header.c
index f2ceb0f7d669..2143a32638c2 100644
--- a/trunk/tools/perf/util/header.c
+++ b/trunk/tools/perf/util/header.c
@@ -1289,7 +1289,7 @@ int build_id_cache__remove_s(const char *sbuild_id, const char *debugdir)
 	if (access(linkname, F_OK))
 		goto out_free;
 
-	if (readlink(linkname, filename, size) < 0)
+	if (readlink(linkname, filename, size - 1) < 0)
 		goto out_free;
 
 	if (unlink(linkname))