netdev - [PATCH net-next] net: fix icmp_echo_enable

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Message-Id: <20210330210613.2765853-1-eric.dumazet@gmail.com>
Date:   Tue, 30 Mar 2021 14:06:13 -0700
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     netdev <netdev@...r.kernel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Eric Dumazet <eric.dumazet@...il.com>,
        Andreas Roeseler <andreas.a.roeseler@...il.com>
Subject: [PATCH net-next] net: fix icmp_echo_enable_probe sysctl

From: Eric Dumazet <edumazet@...gle.com>

sysctl_icmp_echo_enable_probe is an u8.

ipv4_net_table entry should use
 .maxlen       = sizeof(u8).
 .proc_handler = proc_dou8vec_minmax,

Signed-off-by: Eric Dumazet <edumazet@...gle.com>
Cc: Andreas Roeseler <andreas.a.roeseler@...il.com>
---
 net/ipv4/sysctl_net_ipv4.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index e3cb2d96b55e99f4322a99abb6a6da866dffcf4d..9199f507a005efc3f57ca0225d3898bfa5d01c53 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -601,9 +601,9 @@ static struct ctl_table ipv4_net_table[] = {
 	{
 		.procname	= "icmp_echo_enable_probe",
 		.data		= &init_net.ipv4.sysctl_icmp_echo_enable_probe,
-		.maxlen		= sizeof(int),
+		.maxlen		= sizeof(u8),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
+		.proc_handler	= proc_dou8vec_minmax,
 		.extra1		= SYSCTL_ZERO,
 		.extra2		= SYSCTL_ONE
 	},
-- 
2.31.0.291.g576ba9dcdaf-goog