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Eric Dumazet 03606895cd ipsec: be careful of non existing mac headers 
Niccolo Belli reported ipsec crashes in case we handle a frame without
mac header (atm in his case)

Before copying mac header, better make sure it is present.

Bugzilla reference:  https://bugzilla.kernel.org/show_bug.cgi?id=42809

Reported-by: Niccolò Belli <darkbasic@linuxsystems.it>
Tested-by: Niccolò Belli <darkbasic@linuxsystems.it>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
 		2012-02-23 16:50:45 -05:00
..
netfilter Merge branch 'for-linus' of git://selinuxproject.org/~jmorris/linux-security 2012-01-14 18:36:33 -08:00
Kconfig
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Makefile
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addrconf.c net: race condition in ipv6 forwarding and disable_ipv6 parameters 2012-01-18 16:38:34 -05:00
addrconf_core.c net: Add export.h for EXPORT_SYMBOL/THIS_MODULE to non-modules 2011-10-31 19:30:30 -04:00
addrlabel.c
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af_inet6.c per-netns ipv4 sysctl_tcp_mem 2011-12-12 19:04:11 -05:00
ah6.c net: remove ipv6_addr_copy() 2011-11-22 16:43:32 -05:00
anycast.c ipv6: Kill rt6i_dev and rt6i_expires defines. 2011-12-28 20:19:20 -05:00
datagram.c net: fix some sparse errors 2012-01-17 10:31:12 -05:00
esp6.c
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exthdrs.c net: remove ipv6_addr_copy() 2011-11-22 16:43:32 -05:00
exthdrs_core.c ipv6: Add fragment reporting to ipv6_skip_exthdr(). 2011-12-03 09:35:10 -08:00
fib6_rules.c net: remove ipv6_addr_copy() 2011-11-22 16:43:32 -05:00
icmp.c ipv6: Add fragment reporting to ipv6_skip_exthdr(). 2011-12-03 09:35:10 -08:00
inet6_connection_sock.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2011-11-26 14:47:03 -05:00
inet6_hashtables.c
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ip6_fib.c IPv6: Avoid taking write lock for /proc/net/ipv6_route 2011-12-30 17:07:33 -05:00
ip6_flowlabel.c net: remove ipv6_addr_copy() 2011-11-22 16:43:32 -05:00
ip6_input.c ipv6: Add fragment reporting to ipv6_skip_exthdr(). 2011-12-03 09:35:10 -08:00
ip6_output.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2011-12-23 17:13:56 -05:00
ip6_tunnel.c net: reintroduce missing rcu_assign_pointer() calls 2012-01-12 12:26:56 -08:00
ip6mr.c ipv6: ip6_route_output() never returns NULL. 2012-02-22 15:30:14 -05:00
ipcomp6.c
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ipv6_sockglue.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2011-12-02 13:49:21 -05:00
mcast.c ipv6: Kill rt6i_dev and rt6i_expires defines. 2011-12-28 20:19:20 -05:00
mip6.c net: remove ipv6_addr_copy() 2011-11-22 16:43:32 -05:00
ndisc.c ipv6: ip6_route_output() never returns NULL. 2012-02-22 15:30:14 -05:00
netfilter.c Merge branch 'modsplit-Oct31_2011' of git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux 2011-11-06 19:44:47 -08:00
proc.c ipv6: fix per device IP snmp counters 2012-01-17 23:56:18 -05:00
protocol.c
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raw.c net: reintroduce missing rcu_assign_pointer() calls 2012-01-12 12:26:56 -08:00
reassembly.c net: remove ipv6_addr_copy() 2011-11-22 16:43:32 -05:00
route.c ipv6: release idev when ip6_neigh_lookup failed in icmp6_dst_alloc 2012-01-13 10:10:46 -08:00
sit.c net: reintroduce missing rcu_assign_pointer() calls 2012-01-12 12:26:56 -08:00
syncookies.c net: remove ipv6_addr_copy() 2011-11-22 16:43:32 -05:00
sysctl_net_ipv6.c net: Add export.h for EXPORT_SYMBOL/THIS_MODULE to non-modules 2011-10-31 19:30:30 -04:00
tcp_ipv6.c tcp: md5: using remote adress for md5 lookup in rst packet 2012-01-22 15:08:45 -05:00
tunnel6.c
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udp.c udp: Export code sk lookup routines 2011-12-09 14:14:08 -05:00
udp_impl.h
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udplite.c Merge branch 'modsplit-Oct31_2011' of git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux 2011-11-06 19:44:47 -08:00
xfrm6_input.c
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xfrm6_mode_beet.c ipsec: be careful of non existing mac headers 2012-02-23 16:50:45 -05:00
xfrm6_mode_ro.c
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xfrm6_mode_transport.c
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xfrm6_mode_tunnel.c ipsec: be careful of non existing mac headers 2012-02-23 16:50:45 -05:00
xfrm6_output.c net: remove ipv6_addr_copy() 2011-11-22 16:43:32 -05:00
xfrm6_policy.c net: remove ipv6_addr_copy() 2011-11-22 16:43:32 -05:00
xfrm6_state.c net: remove ipv6_addr_copy() 2011-11-22 16:43:32 -05:00
xfrm6_tunnel.c
…