From bec3ebf0063ba1a55c4f1b585b4e0c67d59fa2c1 Mon Sep 17 00:00:00 2001
From: Thomas Schoebel-Theuer <tst@1und1.de>
Date: Wed, 12 Jan 2022 15:06:10 +0100
Subject: [PATCH] infra: fix potential endless loop

Thisd unlikely, but may happen when /mars is defective.
---
 kernel/sy_old/sy_generic.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/kernel/sy_old/sy_generic.c b/kernel/sy_old/sy_generic.c
index f136e0b9..2161b305 100644
--- a/kernel/sy_old/sy_generic.c
+++ b/kernel/sy_old/sy_generic.c
@@ -1091,6 +1091,7 @@ int ordered_symlink(const char *oldpath,
 {
 	char *dir_path = NULL;
 	int dir_len;
+	int nr_retry = 0;
 	int status;
 
  retry:
@@ -1118,7 +1119,9 @@ int ordered_symlink(const char *oldpath,
 		if (check >= 0) {
 			brick_string_free(dir_path);
 			dir_path = NULL;
-			goto retry;
+			if (nr_retry++ < 3)
+				goto retry;
+			break;
 		}
 	}
 	brick_string_free(dir_path);