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[NETNS][IPV6] proc - protect snmp6 from non-init_net calls

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This patchset avoids creation of the /proc entry for snmp6 when
the call is made from a network namespace different from the init_net.

Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Daniel Lezcano 2008-03-05 10:46:31 -08:00 • committed by David S. Miller
parent 075de93957
commit 300bf591de
1 changed files with 3 additions and 0 deletions
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3
net/ipv6/proc.c
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@ -220,6 +220,9 @@ int snmp6_register_dev(struct inet6_dev *idev)
if (!idev || !idev->dev) if (!idev || !idev->dev)
return -EINVAL; return -EINVAL;
if (idev->dev->nd_net != &init_net)
return 0;
if (!proc_net_devsnmp6) if (!proc_net_devsnmp6)
return -ENOENT; return -ENOENT;