From 9fd714cd7f4676e8ff3f840911a8d64cacbeab8b Mon Sep 17 00:00:00 2001
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: Wed, 12 Jun 2019 17:35:34 +0200
Subject: [PATCH] lib: dynamic_debug: no need to check return value of
debugfs_create functions
When calling debugfs functions, there is no need to ever check the
return value. The function can work or not, but the code logic should
never do something different based on this.
Cc: linux-kernel@vger.kernel.org
Acked-by: Jason Baron <jbaron@akamai.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
lib/dynamic_debug.c | 12 +++---------
1 file changed, 3 insertions(+), 9 deletions(-)
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index 8a16c2d498e9d..c60409138e136 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -993,20 +993,14 @@ static __initdata int ddebug_init_success;
static int __init dynamic_debug_init_debugfs(void)
{
- struct dentry *dir, *file;
+ struct dentry *dir;
if (!ddebug_init_success)
return -ENODEV;
dir = debugfs_create_dir("dynamic_debug", NULL);
- if (!dir)
- return -ENOMEM;
- file = debugfs_create_file("control", 0644, dir, NULL,
- &ddebug_proc_fops);
- if (!file) {
- debugfs_remove(dir);
- return -ENOMEM;
- }
+ debugfs_create_file("control", 0644, dir, NULL, &ddebug_proc_fops);
+
return 0;
}
--
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