linux-stable/arch/x86/xen/debugfs.c
Greg Kroah-Hartman ad09137631 x86: xen: 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: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Stefano Stabellini <sstabellini@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: <x86@kernel.org>
Cc: <xen-devel@lists.xenproject.org>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-03 15:49:07 +02:00

16 lines
310 B
C

// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/debugfs.h>
#include <linux/slab.h>
#include "debugfs.h"
static struct dentry *d_xen_debug;
struct dentry * __init xen_init_debugfs(void)
{
if (!d_xen_debug)
d_xen_debug = debugfs_create_dir("xen", NULL);
return d_xen_debug;
}