From 887df07891de0435c25cffb92268fea2c621f99c Mon Sep 17 00:00:00 2001
From: Pavel Emelyanov <xemul@openvz.org>
Date: Wed, 2 Nov 2011 13:38:42 -0700
Subject: [PATCH] procfs: report EISDIR when reading sysctl dirs in proc

On reading sysctl dirs we should return -EISDIR instead of -EINVAL.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 fs/proc/proc_sysctl.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index 1a77dbef226f..dacd840a675a 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -370,6 +370,7 @@ static const struct file_operations proc_sys_file_operations = {
 };
 
 static const struct file_operations proc_sys_dir_file_operations = {
+	.read		= generic_read_dir,
 	.readdir	= proc_sys_readdir,
 	.llseek		= generic_file_llseek,
 };
-- 
2.30.2