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>

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;
 }