OpenCloudOS-Kernel/net
Cong Wang 8d9f73c0ad atm: fix a memory leak of vcc->user_back
In lec_arp_clear_vccs() only entry->vcc is freed, but vcc
could be installed on entry->recv_vcc too in lec_vcc_added().

This fixes the following memory leak:

unreferenced object 0xffff8880d9266b90 (size 16):
  comm "atm2", pid 425, jiffies 4294907980 (age 23.488s)
  hex dump (first 16 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 6b 6b 6b a5  ............kkk.
  backtrace:
    [<(____ptrval____)>] kmem_cache_alloc_trace+0x10e/0x151
    [<(____ptrval____)>] lane_ioctl+0x4b3/0x569
    [<(____ptrval____)>] do_vcc_ioctl+0x1ea/0x236
    [<(____ptrval____)>] svc_ioctl+0x17d/0x198
    [<(____ptrval____)>] sock_do_ioctl+0x47/0x12f
    [<(____ptrval____)>] sock_ioctl+0x2f9/0x322
    [<(____ptrval____)>] vfs_ioctl+0x1e/0x2b
    [<(____ptrval____)>] ksys_ioctl+0x61/0x80
    [<(____ptrval____)>] __x64_sys_ioctl+0x16/0x19
    [<(____ptrval____)>] do_syscall_64+0x57/0x65
    [<(____ptrval____)>] entry_SYSCALL_64_after_hwframe+0x49/0xb3

Cc: Gengming Liu <l.dmxcsnsbh@gmail.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-04 11:59:38 -07:00
..
6lowpan
9p 9pnet: allow making incomplete read requests 2020-03-27 09:29:56 +00:00
802 net: 802: psnap.c: Use built-in RCU list checking 2020-02-24 13:02:53 -08:00
8021q net: vlan: suppress "failed to kill vid" warnings 2020-02-17 14:30:54 -08:00
appletalk
atm atm: fix a memory leak of vcc->user_back 2020-05-04 11:59:38 -07:00
ax25 net: Make sock protocol value checks more specific 2020-01-09 18:41:40 -08:00
batman-adv batman-adv: Fix refcnt leak in batadv_v_ogm_process 2020-04-21 10:08:05 +02:00
bluetooth Bluetooth: L2CAP: Use DEFER_SETUP to group ECRED connections 2020-03-25 22:16:08 +01:00
bpf bpf: Fix build warning regarding missing prototypes 2020-03-28 18:13:18 +01:00
bpfilter SPDX patches for 5.7-rc1. 2020-04-03 13:12:26 -07:00
bridge net: bridge: vlan: Add a schedule point during VLAN processing 2020-04-30 17:45:41 -07:00
caif net: caif: Add lockdep expression to RCU traversal primitive 2020-03-11 22:55:25 -07:00
can can: j1939: j1939_sk_bind(): take priv after lock is held 2019-12-08 11:52:02 +01:00
ceph libceph: directly skip to the end of redirect reply 2020-03-30 12:42:41 +02:00
core devlink: Fix reporter's recovery condition 2020-05-04 10:40:39 -07:00
dcb
dccp Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next 2020-02-29 15:53:35 -08:00
decnet Remove DST_HOST 2020-03-23 21:57:44 -07:00
dns_resolver KEYS: Don't write out to userspace while holding key semaphore 2020-03-29 12:40:41 +01:00
dsa net: dsa: Do not make user port errors fatal 2020-05-04 10:29:47 -07:00
ethernet net: remove eth_change_mtu 2020-01-27 11:09:31 +01:00
ethtool ethtool: provide timestamping information with TSINFO_GET request 2020-03-29 22:32:37 -07:00
hsr hsr: check protocol version in hsr_newlink() 2020-04-07 18:34:18 -07:00
ieee802154 nl802154: add missing attribute validation for dev_type 2020-03-03 13:28:48 -08:00
ife net: Fix Kconfig indentation 2019-09-26 08:56:17 +02:00
ipv4 mptcp: move option parsing into mptcp_incoming_options() 2020-04-30 12:23:22 -07:00
ipv6 ipv6: Use global sernum for dst validation with nexthop objects 2020-05-01 12:46:30 -07:00
iucv treewide: Use sizeof_field() macro 2019-12-09 10:36:44 -08:00
kcm net: kcm: kcmproc.c: Fix RCU list suspicious usage warning 2020-03-16 17:14:02 -07:00
key
l2tp l2tp: Allow management of tunnels and session in user namespace 2020-04-08 14:30:46 -07:00
l3mdev
lapb
llc af_llc: fix if-statement empty body warning 2020-02-26 20:38:13 -08:00
mac80211 mac80211: sta_info: Add lockdep condition for RCU list usage 2020-04-24 11:31:20 +02:00
mac802154
mpls net: add net available in build_state 2020-03-29 22:30:57 -07:00
mptcp mptcp: fix uninitialized value access 2020-04-30 12:34:07 -07:00
ncsi net/ncsi: Support for multi host mellanox card 2020-01-09 18:36:22 -08:00
netfilter netfilter: nf_osf: avoid passing pointer to local var 2020-04-29 21:17:57 +02:00
netlabel netlabel: Kconfig: Update reference for NetLabel Tools project 2020-04-22 19:55:01 -07:00
netlink Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2020-03-25 18:58:11 -07:00
netrom net: netrom: Fix potential nr_neigh refcnt leak in nr_add_node 2020-04-18 13:09:46 -07:00
nfc Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2020-03-12 22:34:48 -07:00
nsh
openvswitch net: openvswitch: ovs_ct_exit to be done under ovs_lock 2020-04-20 10:53:54 -07:00
packet net/packet: tpacket_rcv: avoid a producer race condition 2020-03-15 00:25:25 -07:00
phonet net: Remove redundant BUG_ON() check in phonet_pernet 2020-01-03 12:25:50 -08:00
psample net: psample: fix skb_over_panic 2019-11-26 14:40:13 -08:00
qrtr net: qrtr: send msgs from local of same id as broadcast 2020-04-09 10:08:31 -07:00
rds net/rds: Use ERR_PTR for rds_message_alloc_sgs() 2020-04-15 12:33:29 -07:00
rfkill rfkill: Fix incorrect check to avoid NULL pointer dereference 2019-12-16 10:15:49 +01:00
rose Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2020-01-26 10:40:21 +01:00
rxrpc rxrpc: Fix DATA Tx to disable nofrag for UDP on AF_INET6 socket 2020-04-14 16:26:47 -07:00
sched net_sched: fix tcm_parent in tc filter dump 2020-05-04 11:53:33 -07:00
sctp sctp: Fix SHUTDOWN CTSN Ack in the peer restart case 2020-04-22 19:27:40 -07:00
smc Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2020-03-12 22:34:48 -07:00
strparser
sunrpc svcrdma: Fix leak of svc_rdma_recv_ctxt objects 2020-04-17 12:40:38 -04:00
switchdev net: switchdev: do not propagate bridge updates across bridges 2020-02-26 20:58:33 -08:00
tipc tipc: fix partial topology connection closure 2020-05-04 10:31:13 -07:00
tls net/tls: Fix sk_psock refcnt leak when in tls_data_ready() 2020-04-27 11:22:38 -07:00
unix net: datagram: drop 'destructor' argument from several helpers 2020-02-28 12:12:53 -08:00
vmw_vsock vsock/virtio: fix multiple packet delivery to monitoring devices 2020-04-27 10:18:01 -07:00
wimax
wireless nl80211: fix NL80211_ATTR_FTM_RESPONDER policy 2020-04-14 12:28:48 +02:00
x25 net/x25: Fix null-ptr-deref in x25_disconnect 2020-04-28 14:08:59 -07:00
xdp xsk: Add missing check on user supplied headroom size 2020-04-15 13:07:18 +02:00
xfrm Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next 2020-03-30 10:59:20 -07:00
Kconfig net: Fix CONFIG_NET_CLS_ACT=n and CONFIG_NFT_FWD_NETDEV={y, m} build 2020-03-25 12:24:33 -07:00
Makefile mptcp: Add MPTCP socket stubs 2020-01-24 13:44:07 +01:00
compat.c net: abstract out normal and compat msghdr import 2020-03-10 09:12:49 -06:00
socket.c for-5.7/io_uring-2020-03-29 2020-03-30 12:18:49 -07:00
sysctl_net.c