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linux/net/ipv4
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Pravin B Shelar 7992ae6df9 Revert "ip_gre: propogate target device GSO capability to the tunnel device" 
This reverts commit eb6b9a8cad.

Above commit limits GSO capability of gre device to just TSO, but
software GRE-GSO is capable of handling all GSO capabilities.

This patch also fixes following panic which reverted commit introduced:-

BUG: unable to handle kernel NULL pointer dereference at 00000000000000a2
IP: [<ffffffffa0680fd1>] ipgre_tunnel_bind_dev+0x161/0x1f0 [ip_gre]
PGD 42bc19067 PUD 42bca9067 PMD 0
Oops: 0000 [#1] SMP
Pid: 2636, comm: ip Tainted: GF            3.8.0+ #83 Dell Inc. PowerEdge R620/0KCKR5
RIP: 0010:[<ffffffffa0680fd1>]  [<ffffffffa0680fd1>] ipgre_tunnel_bind_dev+0x161/0x1f0 [ip_gre]
RSP: 0018:ffff88042bfcb708  EFLAGS: 00010246
RAX: 00000000000005b6 RBX: ffff88042d2fa000 RCX: 0000000000000044
RDX: 0000000000000018 RSI: 0000000000000078 RDI: 0000000000000060
RBP: ffff88042bfcb748 R08: 0000000000000018 R09: 000000000000000c
R10: 0000000000000020 R11: 000000000101010a R12: ffff88042d2fa800
R13: 0000000000000000 R14: ffff88042d2fa800 R15: ffff88042cd7f650
FS:  00007fa784f55700(0000) GS:ffff88043fd20000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000000000a2 CR3: 000000042d8b9000 CR4: 00000000000407e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process ip (pid: 2636, threadinfo ffff88042bfca000, task ffff88042d142a80)
Stack:
 0000000100000000 002f000000000000 0a01010100000000 000000000b010101
 ffff88042d2fa800 ffff88042d2fa000 ffff88042bfcb858 ffff88042f418c00
 ffff88042bfcb798 ffffffffa068199a ffff88042bfcb798 ffff88042d2fa830
Call Trace:
 [<ffffffffa068199a>] ipgre_newlink+0xca/0x160 [ip_gre]
 [<ffffffff8143b692>] rtnl_newlink+0x532/0x5f0
 [<ffffffff8143b2fc>] ? rtnl_newlink+0x19c/0x5f0
 [<ffffffff81438978>] rtnetlink_rcv_msg+0x2c8/0x340
 [<ffffffff814386b0>] ? rtnetlink_rcv+0x40/0x40
 [<ffffffff814560f9>] netlink_rcv_skb+0xa9/0xd0
 [<ffffffff81438695>] rtnetlink_rcv+0x25/0x40
 [<ffffffff81455ddc>] netlink_unicast+0x1ac/0x230
 [<ffffffff81456a45>] netlink_sendmsg+0x265/0x380
 [<ffffffff814138c0>] sock_sendmsg+0xb0/0xe0
 [<ffffffff8141141e>] ? move_addr_to_kernel+0x4e/0x90
 [<ffffffff81420445>] ? verify_iovec+0x85/0xf0
 [<ffffffff81414ffd>] __sys_sendmsg+0x3fd/0x420
 [<ffffffff8114b701>] ? handle_mm_fault+0x251/0x3b0
 [<ffffffff8114f39f>] ? vma_link+0xcf/0xe0
 [<ffffffff81415239>] sys_sendmsg+0x49/0x90
 [<ffffffff814ffd19>] system_call_fastpath+0x16/0x1b

CC: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Acked-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-02-25 15:47:41 -05:00
..
netfilter
Merge branch 'master' of git://1984.lsi.us.es/nf-next
2013-02-18 23:42:09 -05:00
af_inet.c
IP_GRE: Fix IP-Identification.
2013-02-25 15:47:41 -05:00
ah4.c
net: Add skb_unclone() helper function.
2013-02-15 15:10:37 -05:00
arp.c
net: proc: change proc_net_remove to remove_proc_entry
2013-02-18 14:53:08 -05:00
cipso_ipv4.c
cipso: don't follow a NULL pointer when setsockopt() is called
2012-07-18 09:01:12 -07:00
datagram.c
ipv4: Add a socket release callback for datagram sockets
2013-01-21 14:17:05 -05:00
devinet.c
ipv4: introduce address lifetime
2013-01-29 13:59:57 -05:00
esp4.c
xfrm4: Invalidate all ipv4 routes on IPsec pmtu events
2013-01-21 12:43:54 +01:00
fib_frontend.c
ipv4: fib: fix a comment.
2013-01-11 15:58:08 -08:00
fib_lookup.h
ipv4: Fix nexthop caching wrt. scoping.
2011-03-24 18:06:47 -07:00
fib_rules.c
sections: fix section conflicts in net
2012-10-06 03:04:45 +09:00
fib_semantics.c
ipv4: 16 slots in initial fib_info hash table
2012-10-22 14:29:06 -04:00
fib_trie.c
net: proc: change proc_net_remove to remove_proc_entry
2013-02-18 14:53:08 -05:00
gre.c
v4 GRE: Add TCP segmentation offload for GRE
2013-02-15 15:17:11 -05:00
icmp.c
ipv4: fix error handling in icmp_protocol.
2013-02-22 15:10:18 -05:00
igmp.c
net: proc: change proc_net_remove to remove_proc_entry
2013-02-18 14:53:08 -05:00
inet_connection_sock.c
soreuseport: fix use of uid in tb->fastuid
2013-01-27 01:01:42 -05:00
inet_diag.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
2012-12-12 18:07:07 -08:00
inet_fragment.c
net: frag, move LRU list maintenance outside of rwlock
2013-01-29 13:36:24 -05:00
inet_hashtables.c
soreuseport: TCP/IPv4 implementation
2013-01-23 13:44:01 -05:00
inet_lro.c
net: add skb frag size accessors
2011-10-19 03:10:46 -04:00
inet_timewait_sock.c
net: ipv4 and ipv6: Convert printk(KERN_DEBUG to pr_debug
2012-05-16 01:01:03 -04:00
inetpeer.c
Merge branch 'for-3.7' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq
2012-10-02 09:54:49 -07:00
ip_forward.c
ipv4: introduce rt_uses_gateway
2012-10-08 17:42:36 -04:00
ip_fragment.c
net: Add skb_unclone() helper function.
2013-02-15 15:10:37 -05:00
ip_gre.c
Revert "ip_gre: propogate target device GSO capability to the tunnel device"
2013-02-25 15:47:41 -05:00
ip_input.c
ipv4: Disallow non-namespace aware protocols to register.
2013-02-05 14:42:23 -05:00
ip_options.c
net: Allow userns root to control ipv4
2012-11-18 20:32:45 -05:00
ip_output.c
net: Fix possible wrong checksum generation.
2013-02-13 13:30:10 -05:00
ip_sockglue.c
net: prevent setting ttl=0 via IP_TTL
2013-01-08 17:57:10 -08:00
ip_vti.c
net: Allow userns root to control ipv4
2012-11-18 20:32:45 -05:00
ipcomp.c
ipcomp: Mark as netns_ok.
2013-02-04 15:46:15 -05:00
ipconfig.c
net: proc: change proc_net_fops_create to proc_create
2013-02-18 14:53:08 -05:00
ipip.c
net: fix possible wrong checksum generation
2013-01-28 00:27:15 -05:00
ipmr.c
net: proc: change proc_net_remove to remove_proc_entry
2013-02-18 14:53:08 -05:00
Kconfig
net/ipv4: VTI support new module for ip_vti.
2012-07-18 09:36:12 -07:00
Makefile
memcg: rename config variables
2012-07-31 18:42:43 -07:00
netfilter.c
netfilter: properly annotate ipv4_netfilter_{init,fini}()
2012-09-03 13:56:04 +02:00
ping.c
ipv4: fix a bug in ping_err().
2013-02-21 15:25:00 -05:00
proc.c
net: proc: change proc_net_remove to remove_proc_entry
2013-02-18 14:53:08 -05:00
protocol.c
ipv4: Disallow non-namespace aware protocols to register.
2013-02-05 14:42:23 -05:00
raw.c
net: proc: change proc_net_remove to remove_proc_entry
2013-02-18 14:53:08 -05:00
route.c
net: ipv4: fix waring -Wunused-variable
2013-02-19 13:18:13 -05:00
syncookies.c
tcp: make sysctl_tcp_ecn namespace aware
2013-01-06 21:09:56 -08:00
sysctl_net_ipv4.c
tcp: remove Appropriate Byte Count support
2013-02-05 14:51:16 -05:00
tcp_bic.c
tcp: fix undo after RTO for BIC
2012-01-20 14:17:26 -05:00
tcp_cong.c
tcp: remove Appropriate Byte Count support
2013-02-05 14:51:16 -05:00
tcp_cubic.c
tcp: fix undo after RTO for CUBIC
2012-01-20 14:17:26 -05:00
tcp_diag.c
inet_diag: Rename inet_diag_req into inet_diag_req_v2
2012-01-11 12:56:06 -08:00
tcp_fastopen.c
tcp: TCP Fast Open Server - header & support functions
2012-08-31 20:02:18 -04:00
tcp_highspeed.c
tcp: mark tcp_congestion_ops read_mostly
2011-03-10 00:40:17 -08:00
tcp_htcp.c
tcp: mark tcp_congestion_ops read_mostly
2011-03-10 00:40:17 -08:00
tcp_hybla.c
tcp: bool conversions
2012-05-17 14:59:59 -04:00
tcp_illinois.c
net: fix divide by zero in tcp algorithm illinois
2012-11-01 11:55:59 -04:00
tcp_input.c
net: Fix possible wrong checksum generation.
2013-02-13 13:30:10 -05:00
tcp_ipv4.c
net: proc: change proc_net_remove to remove_proc_entry
2013-02-18 14:53:08 -05:00
tcp_lp.c
Fix common misspellings
2011-03-31 11:26:23 -03:00
tcp_memcontrol.c
memcg: decrement static keys at real destroy time
2012-05-29 16:22:28 -07:00
tcp_metrics.c
tcp: handle tcp_net_metrics_init() order-5 memory allocation failures
2012-11-16 13:36:27 -05:00
tcp_minisocks.c
tcp: send packets with a socket timestamp
2013-02-13 13:22:16 -05:00
tcp_output.c
tcp: fix SYN-data space mis-accounting
2013-02-22 15:10:19 -05:00
tcp_probe.c
net: proc: change proc_net_remove to remove_proc_entry
2013-02-18 14:53:08 -05:00
tcp_scalable.c
tcp: mark tcp_congestion_ops read_mostly
2011-03-10 00:40:17 -08:00
tcp_timer.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2012-11-10 18:32:51 -05:00
tcp_vegas.c
tcp: mark tcp_congestion_ops read_mostly
2011-03-10 00:40:17 -08:00
tcp_vegas.h
…
tcp_veno.c
tcp: mark tcp_congestion_ops read_mostly
2011-03-10 00:40:17 -08:00
tcp_westwood.c
tcp: mark tcp_congestion_ops read_mostly
2011-03-10 00:40:17 -08:00
tcp_yeah.c
Fix common misspellings
2011-03-31 11:26:23 -03:00
tcp.c
v4 GRE: Add TCP segmentation offload for GRE
2013-02-15 15:17:11 -05:00
tunnel4.c
net: Convert printks to pr_<level>
2012-03-11 23:42:51 -07:00
udp_diag.c
netlink: Rename pid to portid to avoid confusion
2012-09-10 15:30:41 -04:00
udp_impl.h
ipv4: fix checkpatch errors
2012-04-15 12:37:19 -04:00
udp.c
net: proc: change proc_net_remove to remove_proc_entry
2013-02-18 14:53:08 -05:00
udplite.c
net: ipv4: Standardize prefixes for message logging
2012-03-12 17:05:21 -07:00
xfrm4_input.c
net: Add skb_unclone() helper function.
2013-02-15 15:10:37 -05:00
xfrm4_mode_beet.c
ipsec: be careful of non existing mac headers
2012-02-23 16:50:45 -05:00
xfrm4_mode_transport.c
…
xfrm4_mode_tunnel.c
ip: fix warning in xfrm4_mode_tunnel_input
2013-02-18 12:42:48 -05:00
xfrm4_output.c
xfrm4: Don't call icmp_send on local error
2011-07-01 17:33:19 -07:00
xfrm4_policy.c
xfrm: make gc_thresh configurable in all namespaces
2013-02-06 11:36:29 +01:00
xfrm4_state.c
net: Add export.h for EXPORT_SYMBOL/THIS_MODULE to non-modules
2011-10-31 19:30:30 -04:00
xfrm4_tunnel.c
net: ipv4: Standardize prefixes for message logging
2012-03-12 17:05:21 -07:00