提交 05ab2dae 编写于 作者: D David S. Miller

Merge branch 'sctp_sysctl'

Wang Weidong says:

====================
sctp: fix kfree static array pointer in sctp_sysctl_net_unregister

patch #1 revert the efb842c4("sctp: optimize the sctp_sysctl_net_register")
patch #2 add a checking for sctp_sysctl_net_register
====================
Acked-by: NNeil Horman <nhorman@tuxdriver.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
......@@ -436,20 +436,21 @@ static int proc_sctp_do_auth(struct ctl_table *ctl, int write,
int sctp_sysctl_net_register(struct net *net)
{
struct ctl_table *table = sctp_net_table;
if (!net_eq(net, &init_net)) {
int i;
struct ctl_table *table;
int i;
table = kmemdup(sctp_net_table, sizeof(sctp_net_table), GFP_KERNEL);
if (!table)
return -ENOMEM;
table = kmemdup(sctp_net_table, sizeof(sctp_net_table), GFP_KERNEL);
if (!table)
return -ENOMEM;
for (i = 0; table[i].data; i++)
table[i].data += (char *)(&net->sctp) - (char *)&init_net.sctp;
}
for (i = 0; table[i].data; i++)
table[i].data += (char *)(&net->sctp) - (char *)&init_net.sctp;
net->sctp.sysctl_header = register_net_sysctl(net, "net/sctp", table);
if (net->sctp.sysctl_header == NULL) {
kfree(table);
return -ENOMEM;
}
return 0;
}
......
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