[IPV4/IPV6] multicast: Check add_grhead() return value

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add_grhead() allocates memory with GFP_ATOMIC and in at least two places skb
from it passed to skb_put() without checking.

Signed-off-by: Alexey Dobriyan <adobriyan@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Alexey Dobriyan 2007-02-06 14:35:25 -08:00 • committed by David S. Miller

parent f2f2102d1a

commit cc63f70b8b

2 changed files with 4 additions and 0 deletions

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2

net/ipv4/igmp.c

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2

net/ipv6/mcast.c

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