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ipv6: no longer reference init_net in ip6_frags_ns_ctl_table[] 

(struct net *)->ipv6.fqdir will soon be a pointer, so make
sure ip6_frags_ns_ctl_table[] does not reference init_net.

ip6_frags_ns_ctl_register() can perform the needed initialization
for all netns.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2019-05-24 09:03:34 -07:00 committed by David S. Miller
parent 8dfdb31335
commit 8668d0e2bf
1 changed files with 5 additions and 10 deletions
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15
net/ipv6/reassembly.c
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@ -401,23 +401,18 @@ static const struct inet6_protocol frag_protocol = {
static struct ctl_table ip6_frags_ns_ctl_table[] = {
{
.procname = "ip6frag_high_thresh",
.data = &init_net.ipv6.fqdir.high_thresh,
.maxlen = sizeof(unsigned long),
.mode = 0644,
.proc_handler = proc_doulongvec_minmax,
.extra1 = &init_net.ipv6.fqdir.low_thresh
},
{
.procname = "ip6frag_low_thresh",
.data = &init_net.ipv6.fqdir.low_thresh,
.maxlen = sizeof(unsigned long),
.mode = 0644,
.proc_handler = proc_doulongvec_minmax,
.extra2 = &init_net.ipv6.fqdir.high_thresh
},
{
.procname = "ip6frag_time",
.data = &init_net.ipv6.fqdir.timeout,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_jiffies,
@ -449,12 +444,12 @@ static int __net_init ip6_frags_ns_sysctl_register(struct net *net)
if (!table)
goto err_alloc;
table[0].data = &net->ipv6.fqdir.high_thresh;
table[0].extra1 = &net->ipv6.fqdir.low_thresh;
table[1].data = &net->ipv6.fqdir.low_thresh;
table[1].extra2 = &net->ipv6.fqdir.high_thresh;
table[2].data = &net->ipv6.fqdir.timeout;
}
table[0].data = &net->ipv6.fqdir.high_thresh;
table[0].extra1 = &net->ipv6.fqdir.low_thresh;
table[1].data = &net->ipv6.fqdir.low_thresh;
table[1].extra2 = &net->ipv6.fqdir.high_thresh;
table[2].data = &net->ipv6.fqdir.timeout;
hdr = register_net_sysctl(net, "net/ipv6", table);
if (!hdr)