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74ea5f983f
linux/net
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Mao Wenan 07f12b26e2 net: sit: fix memory leak in sit_init_net() 
If register_netdev() is failed to register sitn->fb_tunnel_dev,
it will go to err_reg_dev and forget to free netdev(sitn->fb_tunnel_dev).

BUG: memory leak
unreferenced object 0xffff888378daad00 (size 512):
  comm "syz-executor.1", pid 4006, jiffies 4295121142 (age 16.115s)
  hex dump (first 32 bytes):
    00 e6 ed c0 83 88 ff ff 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
backtrace:
    [<00000000d6dcb63e>] kvmalloc include/linux/mm.h:577 [inline]
    [<00000000d6dcb63e>] kvzalloc include/linux/mm.h:585 [inline]
    [<00000000d6dcb63e>] netif_alloc_netdev_queues net/core/dev.c:8380 [inline]
    [<00000000d6dcb63e>] alloc_netdev_mqs+0x600/0xcc0 net/core/dev.c:8970
    [<00000000867e172f>] sit_init_net+0x295/0xa40 net/ipv6/sit.c:1848
    [<00000000871019fa>] ops_init+0xad/0x3e0 net/core/net_namespace.c:129
    [<00000000319507f6>] setup_net+0x2ba/0x690 net/core/net_namespace.c:314
    [<0000000087db4f96>] copy_net_ns+0x1dc/0x330 net/core/net_namespace.c:437
    [<0000000057efc651>] create_new_namespaces+0x382/0x730 kernel/nsproxy.c:107
    [<00000000676f83de>] copy_namespaces+0x2ed/0x3d0 kernel/nsproxy.c:165
    [<0000000030b74bac>] copy_process.part.27+0x231e/0x6db0 kernel/fork.c:1919
    [<00000000fff78746>] copy_process kernel/fork.c:1713 [inline]
    [<00000000fff78746>] _do_fork+0x1bc/0xe90 kernel/fork.c:2224
    [<000000001c2e0d1c>] do_syscall_64+0xc8/0x580 arch/x86/entry/common.c:290
    [<00000000ec48bd44>] entry_SYSCALL_64_after_hwframe+0x49/0xbe
    [<0000000039acff8a>] 0xffffffffffffffff

Signed-off-by: Mao Wenan <maowenan@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-03-02 00:53:23 -08:00
..
6lowpan 6lowpan: convert to DEFINE_SHOW_ATTRIBUTE 2018-12-19 00:28:05 +01:00
9p 9p/net: put a lower bound on msize 2018-12-25 17:07:49 +09:00
802
8021q net: core: dev: Add extack argument to dev_change_flags() 2018-12-06 13:26:07 -08:00
appletalk
atm Revert "net: simplify sock_poll_wait" 2018-10-23 10:57:06 -07:00
ax25 ax25: fix possible use-after-free 2019-01-23 11:18:00 -08:00
batman-adv batman-adv: fix uninit-value in batadv_interface_tx() 2019-02-12 13:30:43 -05:00
bluetooth Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 2018-12-27 13:53:32 -08:00
bpf bpf/test_run: fix unkillable BPF_PROG_TEST_RUN 2019-02-19 00:17:03 +01:00
bpfilter net: bpfilter: change section name of bpfilter UMH blob. 2019-01-16 15:46:46 -08:00
bridge Revert "bridge: do not add port to router list when receives query with source 0.0.0.0" 2019-02-23 18:36:06 -08:00
caif Revert "net: simplify sock_poll_wait" 2018-10-23 10:57:06 -07:00
can can: bcm: check timer values before ktime conversion 2019-01-22 11:33:46 +01:00
ceph libceph: handle an empty authorize reply 2019-02-18 18:05:33 +01:00
core net: Do not allocate page fragments that are not skb aligned 2019-02-17 15:48:43 -08:00
dcb
dccp dccp: fool proof ccid_hc_[rt]x_parse_options() 2019-02-01 14:49:10 -08:00
decnet decnet: fix DN_IFREQ_SIZE 2019-01-27 23:11:55 -08:00
dns_resolver
dsa net: dsa: fix a leaked reference by adding missing of_node_put 2019-02-25 09:34:52 -08:00
ethernet net: ethernet: provide nvmem_get_mac_address() 2018-12-03 15:40:30 -08:00
hsr
ieee802154 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-12-24 16:19:56 -08:00
ife
ipv4 ipv4: Add ICMPv6 support when parse route ipproto 2019-03-01 16:41:27 -08:00
ipv6 net: sit: fix memory leak in sit_init_net() 2019-03-02 00:53:23 -08:00
iucv iucv: Remove SKB list assumptions. 2018-11-10 16:55:11 -08:00
kcm
key af_key: unconditionally clone on broadcast 2019-02-12 10:36:42 +01:00
l2tp l2tp: copy 4 more bytes to linear part if necessary 2019-01-31 08:58:46 -08:00
l3mdev l3mdev: add function to retreive upper master 2018-12-03 14:15:26 -08:00
lapb
llc llc: do not use sk_eat_skb() 2018-10-22 19:59:20 -07:00
mac80211 mac80211: allocate tailroom for forwarded mesh packets 2019-02-22 14:00:40 +01:00
mac802154
mpls mpls: Return error for RTA_GATEWAY attribute 2019-02-26 13:23:17 -08:00
ncsi net/ncsi: Add NCSI Mellanox OEM command 2018-11-27 16:37:20 -08:00
netfilter ipvs: fix warning on unused variable 2019-02-16 10:41:42 +01:00
netlabel netlabel: fix out-of-bounds memory accesses 2019-02-27 21:45:24 -08:00
netlink net: netlink: rename NETLINK_DUMP_STRICT_CHK -> NETLINK_GET_STRICT_CHK 2018-12-14 11:44:31 -08:00
netrom netrom: switch to sock timer API 2019-01-27 10:38:04 -08:00
nfc net: nfc: Fix NULL dereference on nfc_llcp_build_tlv fails 2019-02-27 12:47:08 -08:00
nsh
openvswitch openvswitch: Avoid OOB read when parsing flow nlattrs 2019-01-16 13:35:21 -08:00
packet net/packet: fix 4gb buffer limit due to overflow check 2019-02-12 13:37:23 -05:00
phonet phonet: fix building with clang 2019-02-21 16:23:56 -08:00
psample
qrtr
rds rds: fix refcount bug in rds_sock_addref 2019-01-31 09:43:27 -08:00
rfkill rfkill: gpio: Remove unused include 2018-12-18 13:13:56 +01:00
rose net/rose: fix NULL ax25_cb kernel panic 2019-01-27 10:40:01 -08:00
rxrpc rxrpc: bad unlock balance in rxrpc_recvmsg 2019-02-06 10:54:07 -08:00
sched net: netem: fix skb length BUG_ON in __skb_to_sgvec 2019-02-28 10:31:31 -08:00
sctp sctp: chunk.c: correct format string for size_t in printk 2019-02-28 10:33:40 -08:00
smc net/smc: fix smc_poll in SMC_INIT state 2019-02-21 10:19:20 -08:00
strparser
sunrpc Two small fixes, one for crashes using nfs/krb5 with older enctypes, one 2019-02-16 17:38:01 -08:00
switchdev net: switchdev: Add extack to switchdev_handle_port_obj_add() callback 2018-12-12 16:34:22 -08:00
tipc tipc: fix race condition causing hung sendto 2019-02-26 14:50:50 -08:00
tls net: tls: Fix deadlock in free_resources tx 2019-01-28 23:07:08 -08:00
unix missing barriers in some of unix_sock ->addr and ->path accesses 2019-02-20 20:06:28 -08:00
vmw_vsock vsock: cope with memory allocation failure at socket creation time 2019-02-08 22:32:05 -08:00
wimax
wireless cfg80211: prevent speculation on cfg80211_classify8021d() return 2019-02-11 15:50:56 +01:00
x25 net/x25: fix a race in x25_bind() 2019-02-23 18:41:06 -08:00
xdp Revert "xsk: simplify AF_XDP socket teardown" 2019-02-21 16:32:25 +01:00
xfrm xfrm: Fix inbound traffic via XFRM interfaces across network namespaces 2019-02-18 10:58:54 +01:00
compat.c net: socket: add check for negative optlen in compat setsockopt 2019-02-22 11:49:28 -08:00
Kconfig net: convert bridge_nf to use skb extension infrastructure 2018-12-19 11:21:37 -08:00
Makefile
socket.c net: socket: set sock->sk to NULL after calling proto_ops::release() 2019-02-25 10:40:57 -08:00
sysctl_net.c