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8558467201
linux/net/ipv4
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Eric Dumazet 8558467201 udp: Fix udp_poll() and ioctl() 
udp_poll() can in some circumstances drop frames with incorrect checksums.

Problem is we now have to lock the socket while dropping frames, or risk
sk_forward corruption.

This bug is present since commit 95766fff6b
([UDP]: Add memory accounting.)

While we are at it, we can correct ioctl(SIOCINQ) to also drop bad frames.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2009-10-13 03:16:54 -07:00
..
netfilter netfilter: nfnetlink: constify message attributes and headers 2009-08-25 16:07:58 +02:00
af_inet.c net: Use sk_mark for routing lookup in more places 2009-10-01 15:16:49 -07:00
ah4.c net: constify struct net_protocol 2009-09-14 17:03:01 -07:00
arp.c net: make neigh_ops constant 2009-09-01 17:40:57 -07:00
cipso_ipv4.c netlabel: Label incoming TCP connections correctly in SELinux 2009-03-28 15:01:36 +11:00
datagram.c
devinet.c ipv4: arp_notify address list bug 2009-10-07 03:18:17 -07:00
esp4.c net: constify struct net_protocol 2009-09-14 17:03:01 -07:00
fib_frontend.c ipv4: cleanup: remove unnecessary include. 2009-05-18 15:16:38 -07:00
fib_hash.c ipv4: cleanup - remove two unused parameters from fib_semantic_match(). 2009-05-18 15:16:37 -07:00
fib_lookup.h ipv4: cleanup - remove two unused parameters from fib_semantic_match(). 2009-05-18 15:16:37 -07:00
fib_rules.c net: Remove unused parameter from fill method in fib_rules_ops. 2009-05-20 17:26:23 -07:00
fib_semantics.c ipv4: cleanup - remove two unused parameters from fib_semantic_match(). 2009-05-18 15:16:37 -07:00
fib_trie.c fib_trie: resize rework 2009-08-28 23:57:15 -07:00
icmp.c net: constify struct net_protocol 2009-09-14 17:03:01 -07:00
igmp.c bonding: remap muticast addresses without using dev_close() and dev_open() 2009-09-15 02:37:40 -07:00
inet_connection_sock.c net: Make setsockopt() optlen be unsigned. 2009-09-30 16:12:20 -07:00
inet_diag.c net: correct off-by-one write allocations reports 2009-06-18 00:29:12 -07:00
inet_fragment.c
inet_hashtables.c
inet_lro.c
inet_timewait_sock.c tcp: fix premature termination of FIN_WAIT2 time-wait sockets 2009-08-29 00:00:35 -07:00
inetpeer.c
ip_forward.c net: skb->dst accessors 2009-06-03 02:51:04 -07:00
ip_fragment.c ipv4: Use frag list abstraction interfaces. 2009-06-09 00:19:37 -07:00
ip_gre.c tunnel: eliminate recursion field 2009-09-24 15:39:22 -07:00
ip_input.c net: constify struct net_protocol 2009-09-14 17:03:01 -07:00
ip_options.c net: skb->dst accessors 2009-06-03 02:51:04 -07:00
ip_output.c net: Use sk_mark for routing lookup in more places 2009-10-01 15:16:49 -07:00
ip_sockglue.c net: Make setsockopt() optlen be unsigned. 2009-09-30 16:12:20 -07:00
ipcomp.c net: constify struct net_protocol 2009-09-14 17:03:01 -07:00
ipconfig.c ipv4: teach ipconfig about the MTU option in DHCP 2009-05-19 15:36:17 -07:00
ipip.c tunnel: eliminate recursion field 2009-09-24 15:39:22 -07:00
ipmr.c net: Make setsockopt() optlen be unsigned. 2009-09-30 16:12:20 -07:00
Kconfig ipv4: update ARPD help text 2009-06-13 23:36:32 -07:00
Makefile
netfilter.c net: skb->dst accessors 2009-06-03 02:51:04 -07:00
proc.c snmp: add missing counters for RFC 4293 2009-04-27 02:45:02 -07:00
protocol.c net: constify struct net_protocol 2009-09-14 17:03:01 -07:00
raw.c net: Make setsockopt() optlen be unsigned. 2009-09-30 16:12:20 -07:00
route.c sysctl: remove "struct file *" argument of ->proc_handler 2009-09-24 07:21:04 -07:00
syncookies.c percpu: clean up percpu variable definitions 2009-06-24 15:13:48 +09:00
sysctl_net_ipv4.c sysctl: remove "struct file *" argument of ->proc_handler 2009-09-24 07:21:04 -07:00
tcp_bic.c tcp: add helper for AI algorithm 2009-03-02 03:00:15 -08:00
tcp_cong.c Networking: use CAP_NET_ADMIN when deciding to call request_module 2009-08-14 11:18:34 +10:00
tcp_cubic.c tcp: add helper for AI algorithm 2009-03-02 03:00:15 -08:00
tcp_diag.c
tcp_highspeed.c
tcp_htcp.c
tcp_hybla.c
tcp_illinois.c
tcp_input.c tcp: fix ssthresh u16 leftover 2009-09-15 01:30:10 -07:00
tcp_ipv4.c tcp: fix ssthresh u16 leftover 2009-09-15 01:30:10 -07:00
tcp_lp.c
tcp_minisocks.c tcp: fix tcp_defer_accept to consider the timeout 2009-10-13 01:35:28 -07:00
tcp_output.c IPv4 TCP fails to send window scale option when window scale is zero 2009-10-01 15:14:51 -07:00
tcp_probe.c tcp: '< 0' test on unsigned 2009-03-13 16:05:14 -07:00
tcp_scalable.c tcp: add helper for AI algorithm 2009-03-02 03:00:15 -08:00
tcp_timer.c Revert Backoff [v3]: Calculate TCP's connection close threshold as a time value. 2009-09-01 02:45:47 -07:00
tcp_vegas.c tcp: tcp_vegas ssthresh bugfix 2009-05-25 22:44:59 -07:00
tcp_vegas.h
tcp_veno.c tcp: add helper for AI algorithm 2009-03-02 03:00:15 -08:00
tcp_westwood.c
tcp_yeah.c tcp: add helper for AI algorithm 2009-03-02 03:00:15 -08:00
tcp.c net: splice() from tcp to pipe should take into account O_NONBLOCK 2009-10-02 09:46:05 -07:00
tunnel4.c net: constify struct net_protocol 2009-09-14 17:03:01 -07:00
udp_impl.h net: Make setsockopt() optlen be unsigned. 2009-09-30 16:12:20 -07:00
udp.c udp: Fix udp_poll() and ioctl() 2009-10-13 03:16:54 -07:00
udplite.c net: constify struct net_protocol 2009-09-14 17:03:01 -07:00
xfrm4_input.c net: skb->dst accessors 2009-06-03 02:51:04 -07:00
xfrm4_mode_beet.c
xfrm4_mode_transport.c
xfrm4_mode_tunnel.c net: skb->dst accessors 2009-06-03 02:51:04 -07:00
xfrm4_output.c net: skb->dst accessors 2009-06-03 02:51:04 -07:00
xfrm4_policy.c xfrm4: fix build when SYSCTLs are disabled 2009-08-04 20:18:33 -07:00
xfrm4_state.c
xfrm4_tunnel.c