debugobjects: No need to check return value of debugfs_create()

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.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Qian Cai <cai@gmx.us>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Waiman Long <longman@redhat.com>
Cc: "Joel Fernandes (Google)" <joel@joelfernandes.org>
Cc: Zhong Jiang <zhongjiang@huawei.com>
Link: https://lkml.kernel.org/r/20190612153513.GA21082@kroah.com
This commit is contained in:
Greg Kroah-Hartman 2019-06-12 17:35:13 +02:00 committed by Thomas Gleixner
parent d1fdb6d8f6
commit fecb0d95cd

View File

@ -850,26 +850,16 @@ static const struct file_operations debug_stats_fops = {
static int __init debug_objects_init_debugfs(void)
{
struct dentry *dbgdir, *dbgstats;
struct dentry *dbgdir;
if (!debug_objects_enabled)
return 0;
dbgdir = debugfs_create_dir("debug_objects", NULL);
if (!dbgdir)
return -ENOMEM;
dbgstats = debugfs_create_file("stats", 0444, dbgdir, NULL,
&debug_stats_fops);
if (!dbgstats)
goto err;
debugfs_create_file("stats", 0444, dbgdir, NULL, &debug_stats_fops);
return 0;
err:
debugfs_remove(dbgdir);
return -ENOMEM;
}
__initcall(debug_objects_init_debugfs);