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sctp: add a checking for sctp_sysctl_net_register

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When register_net_sysctl failed, we should free the
sysctl_table.

Signed-off-by: Wang Weidong <wangweidong1@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
wangweidong 2014-05-08 20:55:02 +08:00 committed by David S. Miller
parent eb9f37053d
commit f66138c847
1 changed files with 4 additions and 0 deletions
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4
net/sctp/sysctl.c
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@ -447,6 +447,10 @@ int sctp_sysctl_net_register(struct net *net)
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;
}