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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-06-12 17:35:34 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-06-18 13:47:24 +0200
commit9fd714cd7f4676e8ff3f840911a8d64cacbeab8b (patch)
tree6eb314042afcd5b957d6331c765b7a7e112f620e
parentcxl: no need to check return value of debugfs_create functions (diff)
downloadlinux-9fd714cd7f4676e8ff3f840911a8d64cacbeab8b.tar.xz
linux-9fd714cd7f4676e8ff3f840911a8d64cacbeab8b.zip
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>
-rw-r--r--lib/dynamic_debug.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index 8a16c2d498e9..c60409138e13 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;
}