igmp: Namespaceify igmp_max_msf sysctl knob
Signed-off-by: Nikolay Borisov <kernel@kyup.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index 5f73a7c..92808f1 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -571,6 +571,7 @@
int optname, char __user *optval, unsigned int optlen)
{
struct inet_sock *inet = inet_sk(sk);
+ struct net *net = sock_net(sk);
int val = 0, err;
bool needs_rtnl = setsockopt_needs_rtnl(optname);
@@ -910,7 +911,7 @@
}
/* numsrc >= (1G-4) overflow in 32 bits */
if (msf->imsf_numsrc >= 0x3ffffffcU ||
- msf->imsf_numsrc > sysctl_igmp_max_msf) {
+ msf->imsf_numsrc > net->ipv4.sysctl_igmp_max_msf) {
kfree(msf);
err = -ENOBUFS;
break;
@@ -1065,7 +1066,7 @@
/* numsrc >= (4G-140)/128 overflow in 32 bits */
if (gsf->gf_numsrc >= 0x1ffffff ||
- gsf->gf_numsrc > sysctl_igmp_max_msf) {
+ gsf->gf_numsrc > net->ipv4.sysctl_igmp_max_msf) {
err = -ENOBUFS;
goto mc_msf_out;
}