From ea81d2b8338d76aedaf6daa03c48b98a8112703e Mon Sep 17 00:00:00 2001
From: nannxnann <51177225+nannxnann@users.noreply.github.com>
Date: Sun, 24 Jul 2022 21:42:11 +0800
Subject: [PATCH] Update linux-sync-4.md

From "may be negative after `increment`"
=>"may be negative after `decrement`"
---
 SyncPrim/linux-sync-4.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/SyncPrim/linux-sync-4.md b/SyncPrim/linux-sync-4.md
index 99adff0..34c1e08 100644
--- a/SyncPrim/linux-sync-4.md
+++ b/SyncPrim/linux-sync-4.md
@@ -205,7 +205,7 @@ exit:
         return;
 ```
 
-For this moment the implementation of the `__mutex_fastpath_lock` function looks pretty easy. But the value of the `mutex->counter` may be negative after increment. In this case the: 
+For this moment the implementation of the `__mutex_fastpath_lock` function looks pretty easy. But the value of the `mutex->counter` may be negative after decrement. In this case the: 
 
 ```C
 fail_fn(v);