From: Xichao Zhao <zhao.xichao@vivo.com>
Date: Tue, 12 Aug 2025 08:40:45 +0000 (+0800)
Subject: lib/fault-inject-usercopy.c: use PTR_ERR_OR_ZERO() to simplify code
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=6c0022d6dc341668d704b1490674a21805ef645b;p=users%2Fhch%2Fmisc.git

lib/fault-inject-usercopy.c: use PTR_ERR_OR_ZERO() to simplify code

Use the standard error pointer macro to shorten the code and simplify.

Link: https://lkml.kernel.org/r/20250812084045.64218-1-zhao.xichao@vivo.com
Signed-off-by: Xichao Zhao <zhao.xichao@vivo.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

diff --git a/lib/fault-inject-usercopy.c b/lib/fault-inject-usercopy.c
index 77558b6c29ca..75403ec50f49 100644
--- a/lib/fault-inject-usercopy.c
+++ b/lib/fault-inject-usercopy.c
@@ -22,10 +22,8 @@ static int __init fail_usercopy_debugfs(void)
 
 	dir = fault_create_debugfs_attr("fail_usercopy", NULL,
 					&fail_usercopy.attr);
-	if (IS_ERR(dir))
-		return PTR_ERR(dir);
 
-	return 0;
+	return PTR_ERR_OR_ZERO(dir);
 }
 
 late_initcall(fail_usercopy_debugfs);