kernel-ark/net/ipv6
YOSHIFUJI Hideaki b59e139bbd [IPv6]: Fix incorrect length check in rawv6_sendmsg()
In article <20070329.142644.70222545.davem@davemloft.net> (at Thu, 29 Mar 2007 14:26:44 -0700 (PDT)), David Miller <davem@davemloft.net> says:

> From: Sridhar Samudrala <sri@us.ibm.com>
> Date: Thu, 29 Mar 2007 14:17:28 -0700
>
> > The check for length in rawv6_sendmsg() is incorrect.
> > As len is an unsigned int, (len < 0) will never be TRUE.
> > I think checking for IPV6_MAXPLEN(65535) is better.
> >
> > Is it possible to send ipv6 jumbo packets using raw
> > sockets? If so, we can remove this check.
>
> I don't see why such a limitation against jumbo would exist,
> does anyone else?
>
> Thanks for catching this Sridhar.  A good compiler should simply
> fail to compile "if (x < 0)" when 'x' is an unsigned type, don't
> you think :-)

Dave, we use "int" for returning value,
so we should fix this anyway, IMHO;
we should not allow len > INT_MAX.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Acked-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2007-04-02 13:30:54 -07:00
..
netfilter [NETFILTER]: nf_conntrack_ipv6: fix incorrect classification of IPv6 fragments as ESTABLISHED 2007-03-07 16:08:01 -08:00
addrconf_core.c [IPV6]: Fix __ipv6_addr_type() export in correct place. 2007-02-26 11:42:57 -08:00
addrconf.c [IPV6]: Set IF_READY if the device is up and has carrier 2007-03-27 14:31:52 -07:00
af_inet6.c [IPV6]: Adjust inet6_exit() cleanup sequence against inet6_init() 2007-02-26 11:42:44 -08:00
ah6.c [NET] IPV6: Fix whitespace errors. 2007-02-10 23:19:42 -08:00
anycast.c [IPV6]: /proc/net/anycast6 unbalanced inet6_dev refcnt 2007-02-28 09:42:10 -08:00
datagram.c [PATCH] remove many unneeded #includes of sched.h 2007-02-14 08:09:54 -08:00
esp6.c [NET] IPV6: Fix whitespace errors. 2007-02-10 23:19:42 -08:00
exthdrs_core.c [NET] IPV6: Fix whitespace errors. 2007-02-10 23:19:42 -08:00
exthdrs.c [PATCH] remove many unneeded #includes of sched.h 2007-02-14 08:09:54 -08:00
fib6_rules.c [NET]: Fix fib_rules compatibility breakage 2007-03-25 18:48:00 -07:00
icmp.c [PATCH] remove many unneeded #includes of sched.h 2007-02-14 08:09:54 -08:00
inet6_connection_sock.c
inet6_hashtables.c [IPV6] HASHTABLES: Use appropriate seed for caluculating ehash index. 2007-02-12 20:26:39 -08:00
ip6_fib.c [IPV6]: Fix routing round-robin locking. 2007-03-25 18:48:05 -07:00
ip6_flowlabel.c [PATCH] mark struct file_operations const 7 2007-02-12 09:48:46 -08:00
ip6_input.c [PATCH] remove many unneeded #includes of sched.h 2007-02-14 08:09:54 -08:00
ip6_output.c [NET] IPV6: Fix whitespace errors. 2007-02-10 23:19:42 -08:00
ip6_tunnel.c [IPV6] IP6TUNNEL: Use update_pmtu() of dst on xmit. 2007-02-26 11:42:53 -08:00
ipcomp6.c [NET] IPV6: Fix whitespace errors. 2007-02-10 23:19:42 -08:00
ipv6_sockglue.c [IPV6] fix ipv6_getsockopt_sticky copy_to_user leak 2007-03-09 16:19:17 -08:00
ipv6_syms.c [IPV6]: Fix __ipv6_addr_type() export in correct place. 2007-02-26 11:42:57 -08:00
Kconfig [IPSEC]: make sit use the xfrm4_tunnel_register 2007-02-13 12:55:25 -08:00
Makefile [IPV6] ADDRCONF: Statically link __ipv6_addr_type() for sunrpc subsystem. 2007-02-26 11:42:52 -08:00
mcast.c [PATCH] mark struct file_operations const 7 2007-02-12 09:48:46 -08:00
mip6.c [NET] IPV6: Fix whitespace errors. 2007-02-10 23:19:42 -08:00
ndisc.c [NET] IPV6: Fix whitespace errors. 2007-02-10 23:19:42 -08:00
netfilter.c [NETFILTER]: ip6_route_me_harder should take into account mark 2007-03-05 13:25:27 -08:00
proc.c [PATCH] remove many unneeded #includes of sched.h 2007-02-14 08:09:54 -08:00
protocol.c [PATCH] remove many unneeded #includes of sched.h 2007-02-14 08:09:54 -08:00
raw.c [IPv6]: Fix incorrect length check in rawv6_sendmsg() 2007-04-02 13:30:54 -07:00
reassembly.c [NET] IPV6: Fix whitespace errors. 2007-02-10 23:19:42 -08:00
route.c [IPV6]: Fix routing round-robin locking. 2007-03-25 18:48:05 -07:00
sit.c [PATCH] remove many unneeded #includes of sched.h 2007-02-14 08:09:54 -08:00
sysctl_net_ipv6.c [PATCH] sysctl: remove insert_at_head from register_sysctl 2007-02-14 08:09:59 -08:00
tcp_ipv6.c [IPV6]: ipv6_fl_socklist is inadvertently shared. 2007-03-16 16:14:03 -07:00
tunnel6.c [IPSEC]: changing API of xfrm6_tunnel_register 2007-02-13 12:55:55 -08:00
udp_impl.h [NET] IPV6: Fix whitespace errors. 2007-02-10 23:19:42 -08:00
udp.c [IPv6]: Fix incorrect length check in rawv6_sendmsg() 2007-04-02 13:30:54 -07:00
udplite.c
xfrm6_input.c [IPSEC]: changing API of xfrm6_tunnel_register 2007-02-13 12:55:55 -08:00
xfrm6_mode_beet.c
xfrm6_mode_ro.c
xfrm6_mode_transport.c
xfrm6_mode_tunnel.c
xfrm6_output.c [NET] IPV6: Fix whitespace errors. 2007-02-10 23:19:42 -08:00
xfrm6_policy.c [IPSEC]: More fix is needed for __xfrm6_bundle_create(). 2007-02-26 11:42:43 -08:00
xfrm6_state.c [NET] IPV6: Fix whitespace errors. 2007-02-10 23:19:42 -08:00
xfrm6_tunnel.c [NET]: fix up misplaced inlines. 2007-03-22 12:27:49 -07:00