linux-kernel - [PATCH] sysfs: Use PTR_ERR_OR

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Message-Id: <1511824232-13428-1-git-send-email-gomonovych@gmail.com>
Date:   Tue, 28 Nov 2017 00:10:32 +0100
From:   Vasyl Gomonovych <gomonovych@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     linux-kernel@...r.kernel.org, gomonovych@...il.com
Subject: [PATCH] sysfs: Use PTR_ERR_OR_ZERO()

Fix ptr_ret.cocci warnings:
fs/sysfs/group.c:409:8-14: WARNING: PTR_ERR_OR_ZERO can be used

Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Signed-off-by: Vasyl Gomonovych <gomonovych@...il.com>
---
 fs/sysfs/group.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/sysfs/group.c b/fs/sysfs/group.c
index ac2de0ed69ad..3f8efe8f387b 100644
--- a/fs/sysfs/group.c
+++ b/fs/sysfs/group.c
@@ -406,6 +406,6 @@ int __compat_only_sysfs_link_entry_to_kobj(struct kobject *kobj,
 
 	kernfs_put(entry);
 	kernfs_put(target);
-	return IS_ERR(link) ? PTR_ERR(link) : 0;
+	return PTR_ERR_OR_ZERO(link);
 }
 EXPORT_SYMBOL_GPL(__compat_only_sysfs_link_entry_to_kobj);
-- 
1.9.1