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7992ae6df9
linux/net
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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
..
9p virtio: 9p: correctly pass physical address to userspace for high pages 2012-10-22 18:19:36 +10:30
802 mrp: make mrp_rcv static 2013-02-11 14:16:26 -05:00
8021q net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
appletalk
atm net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
ax25 net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
batman-adv Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net into net 2013-02-18 23:34:21 -05:00
bluetooth net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
bridge bridge: make ifla_br_policy and br_af_ops static 2013-02-14 13:27:45 -05:00
caif caif_usb: Make the driver name check more efficient 2012-12-09 00:34:02 -05:00
can net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
ceph Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client 2013-01-02 17:32:49 -08:00
core sock_diag: Simplify sock_diag_handlers[] handling in __sock_diag_rcv_msg 2013-02-23 13:51:54 -05:00
dcb net: Allow DCBnl to use other namespaces besides init_net 2012-12-10 14:09:01 -05:00
dccp net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
decnet net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
dns_resolver Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security 2012-12-16 15:40:50 -08:00
dsa dsa: make dsa_switch_setup check for valid port names 2013-01-21 15:40:12 -05:00
ethernet net: split eth_mac_addr for better error handling 2013-01-21 14:07:44 -05:00
ieee802154 6lowpan: use stack buffer instead of heap 2013-02-06 15:56:17 -05:00
ipv4 Revert "ip_gre: propogate target device GSO capability to the tunnel device" 2013-02-25 15:47:41 -05:00
ipv6 ipv6: fix race condition regarding dst->expires and dst->from. 2013-02-20 15:11:45 -05:00
ipx
irda net: remove redundant check for timer pending state before del_timer 2013-02-04 13:26:49 -05:00
iucv s390/irq: remove split irq fields from /proc/stat 2013-01-08 10:57:07 +01:00
key net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
l2tp net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
lapb
llc net: Allow userns root to control llc, netfilter, netlink, packet, and xfrm 2012-11-18 20:32:45 -05:00
mac80211 mac80211: don't spam mesh probe response messages 2013-02-18 15:31:24 +01:00
mac802154 wpan: use stack buffer instead of heap 2013-02-06 15:56:17 -05:00
netfilter Merge branch 'master' of git://1984.lsi.us.es/nf-next 2013-02-18 23:42:09 -05:00
netlabel Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2012-10-02 13:38:27 -07:00
netlink net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
netrom net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
nfc NFC: llcp: integer underflow in nfc_llcp_set_remote_gb() 2013-02-08 14:51:31 -05:00
openvswitch Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2013-02-08 18:02:14 -05:00
packet net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
phonet net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
rds IB/rds: suppress incompatible protocol when version is known 2012-12-26 15:17:37 -08:00
rfkill rfkill: don't use [delayed_]work_pending() 2012-12-28 13:40:16 -08:00
rose net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
rxrpc net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
sched net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
sctp Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net into net 2013-02-18 23:34:21 -05:00
sunrpc Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2013-02-09 07:55:24 +11:00
tipc Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net into net 2013-02-18 23:34:21 -05:00
unix net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
vmw_vsock VSOCK: Don't reject PF_VSOCK protocol 2013-02-18 15:02:51 -05:00
wimax
wireless Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem 2013-02-19 14:56:34 -05:00
x25
xfrm net: proc: change proc_net_remove to remove_proc_entry 2013-02-18 14:53:08 -05:00
compat.c make get_file() return its argument 2012-09-26 21:10:25 -04:00
Kconfig VSOCK: Introduce VM Sockets 2013-02-10 19:41:08 -05:00
Makefile VSOCK: Introduce VM Sockets 2013-02-10 19:41:08 -05:00
nonet.c
socket.c ethtool: fix sparse warning 2013-02-11 14:16:26 -05:00
sysctl_net.c user_ns: get rid of duplicate code in net_ctl_permissions 2012-11-18 20:32:45 -05:00