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ipv4: additional update of dev_net(dev) to struct *net in ip_fragment.c, NULL ptr OOPS

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ipv4 ip_frag_reasm(), fully replace 'dev_net(dev)' with 'net', defined
previously patched into 2.6.29.

Between 2.6.28.10 and 2.6.29, net/ipv4/ip_fragment.c was patched,
changing from dev_net(dev) to container_of(...).  Unfortunately the goto
section (out_fail) on oversized packets inside ip_frag_reasm() didn't
get touched up as well.  Oversized IP packets cause a NULL pointer
dereference and immediate hang.

I discovered this running openvasd and my previous email on this is
titled:  NULL pointer dereference at 2.6.32-rc8:net/ipv4/ip_fragment.c:566

Signed-off-by: David Ford <david@blue-labs.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Ford 2009-11-29 23:02:22 -08:00 committed by David S. Miller
parent 98468efddb
commit bbf31bf18d
1 changed files with 1 additions and 1 deletions
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2
net/ipv4/ip_fragment.c
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@ -563,7 +563,7 @@ out_oversize:
printk(KERN_INFO "Oversized IP packet from %pI4.\n",
&qp->saddr);
out_fail:
IP_INC_STATS_BH(dev_net(dev), IPSTATS_MIB_REASMFAILS);
IP_INC_STATS_BH(net, IPSTATS_MIB_REASMFAILS);
return err;
}