From: stephen hemminger <stephen@networkplumber.org>
Date: Fri, 18 Aug 2017 20:46:21 +0000 (-0700)
Subject: net: make net_class ro_after_init
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e6d473e63536ea1989dc63c066f0c0464a969324;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

net: make net_class ro_after_init

The net_class in sysfs is only modified on init.

Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index 40937ee63f14..99061b0a1ebd 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -1511,7 +1511,7 @@ static const void *net_namespace(struct device *d)
 	return dev_net(dev);
 }
 
-static struct class net_class = {
+static struct class net_class __ro_after_init = {
 	.name = "net",
 	.dev_release = netdev_release,
 	.dev_groups = net_class_groups,