commit 12472189518006a105ca309e5443be98a646b8a1
from: Omar Polo <op@omarpolo.com>
date: Mon Feb 05 17:55:33 2024 UTC

check explicitly for -1

commit - 609eaf39a9373e7f4e7e225a6a14c0819fa7271f
commit + 12472189518006a105ca309e5443be98a646b8a1
blob - afd390f588ce3fca5237ef0c4d872d81ee9debce
blob + 46f253b1358289bad78d5f37a60448b6014f50e0
--- tofu.c
+++ tofu.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, 2022 Omar Polo <op@omarpolo.com>
+ * Copyright (c) 2021, 2022, 2024 Omar Polo <op@omarpolo.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -138,7 +138,7 @@ tofu_update_persist(struct ohash *h, struct tofu_entry
 		return -1;
 	}
 
-	if (rename(sfn, known_hosts_file))
+	if (rename(sfn, known_hosts_file) == -1)
 		return -1;
 	return 0;
 }