linux-stable/net
Eric Dumazet 571df3393f llc: fix netdevice reference leaks in llc_ui_bind()
commit 764f4eb684 upstream.

Whenever llc_ui_bind() and/or llc_ui_autobind()
took a reference on a netdevice but subsequently fail,
they must properly release their reference
or risk the infamous message from unregister_netdevice()
at device dismantle.

unregister_netdevice: waiting for eth0 to become free. Usage count = 3

Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: 赵子轩 <beraphin@gmail.com>
Reported-by: Stoyan Manolov <smanolov@suse.de>
Link: https://lore.kernel.org/r/20220323004147.1990845-1-eric.dumazet@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-03-28 09:57:08 +02:00
..
6lowpan 6lowpan: iphc: Fix an off-by-one check of array index 2021-09-15 09:50:34 +02:00
9p xen/9p: use alloc/free_pages_exact() 2022-03-11 12:11:54 +01:00
802 net/802/garp: fix memleak in garp_request_join() 2021-07-31 08:16:11 +02:00
8021q net: vlan: fix underflow for the real_dev refcnt 2021-12-01 09:19:08 +01:00
appletalk appletalk: Fix skb allocation size in loopback case 2021-04-07 15:00:08 +02:00
atm
ax25 ax25: Fix NULL pointer dereference in ax25_kill_by_device 2022-03-16 14:15:58 +01:00
batman-adv batman-adv: Don't expect inter-netns unique iflink indices 2022-03-08 19:09:33 +01:00
bluetooth Bluetooth: refactor malicious adv data check 2022-02-01 17:25:38 +01:00
bpf bpf, test, cgroup: Use sk_{alloc,free} for test cases 2021-10-27 09:56:56 +02:00
bpfilter bpfilter: Specify the log level for the kmsg message 2021-07-14 16:56:29 +02:00
bridge net: bridge: vlan: fix memory leak in __allowed_ingress 2022-02-01 17:25:48 +01:00
caif net-caif: avoid user-triggerable WARN_ON(1) 2021-09-22 12:27:56 +02:00
can can: isotp: add SF_BROADCAST support for functional addressing 2022-02-23 12:00:56 +01:00
ceph
core net-sysfs: add check for netdevice being present to speed_show 2022-03-16 14:16:00 +01:00
dcb net: dcb: disable softirqs in dcbnl_flush_dev() 2022-03-08 19:09:37 +01:00
dccp tcp: switch orphan_count to bare per-cpu counters 2021-11-18 14:04:08 +01:00
decnet net: decnet: Fix sleeping inside in af_decnet 2021-07-28 14:35:38 +02:00
dns_resolver
dsa net: dsa: Add missing of_node_put() in dsa_port_parse_of 2022-03-23 09:13:28 +01:00
ethernet
ethtool ethtool: do not perform operations on net devices being unregistered 2021-12-17 10:14:41 +01:00
hsr net: hsr: fix mac_len checks 2021-06-03 09:00:50 +02:00
ieee802154 net: ieee802154: Return meaningful error codes from the netlink helpers 2022-02-08 18:30:37 +01:00
ife
ipv4 esp: Fix possible buffer overflow in ESP transformation 2022-03-23 09:13:29 +01:00
ipv6 net: ipv6: fix skb_over_panic in __ip6_append_data 2022-03-28 09:57:07 +02:00
iucv
kcm
key xfrm: Check if_id in xfrm_migrate 2022-03-19 13:44:43 +01:00
l2tp net/l2tp: Fix reference count leak in l2tp_udp_recv_core 2021-09-22 12:27:56 +02:00
l3mdev
lapb
llc llc: fix netdevice reference leaks in llc_ui_bind() 2022-03-28 09:57:08 +02:00
mac80211 mac80211: refuse aggregations sessions before authorized 2022-03-19 13:44:44 +01:00
mac802154 net: mac802154: Fix general protection fault 2021-04-14 08:42:13 +02:00
mpls net: mpls: Fix notifications when deleting a device 2021-12-08 09:03:23 +01:00
mptcp mptcp: clear 'kern' flag from fallback sockets 2021-12-22 09:30:54 +01:00
ncsi net/ncsi: check for error return from call to nla_put_u32 2022-01-05 12:40:32 +01:00
netfilter netfilter: nf_queue: handle socket prefetch 2022-03-08 19:09:33 +01:00
netlabel net: fix NULL pointer reference in cipso_v4_doi_free 2021-09-18 13:40:35 +02:00
netlink net: netlink: af_netlink: Prevent empty skb by adding a check on len. 2021-12-17 10:14:40 +01:00
netrom netrom: fix api breakage in nr_setsockopt() 2022-01-27 10:54:03 +01:00
nfc nfc: llcp: fix NULL error pointer dereference on sendmsg() after failed bind() 2022-01-27 10:53:41 +01:00
nsh
openvswitch openvswitch: Fix setting ipv6 fields causing hw csum failure 2022-03-02 11:42:49 +01:00
packet net/packet: fix slab-out-of-bounds access in packet_recvmsg() 2022-03-23 09:13:27 +01:00
phonet phonet: refcount leak in pep_sock_accep 2022-01-11 15:25:01 +01:00
psample
qrtr net: qrtr: fix another OOB Read in qrtr_endpoint_post 2021-09-03 10:09:21 +02:00
rds rds: memory leak in __rds_conn_create() 2021-12-22 09:30:54 +01:00
rfkill
rose
rxrpc rxrpc: Adjust retransmission backoff 2022-02-01 17:25:46 +01:00
sched net/sched: act_ct: Fix flow table lookup after ct clear or switching zones 2022-03-02 11:42:50 +01:00
sctp sctp: fix the processing for INIT chunk 2022-03-19 13:44:42 +01:00
smc net/smc: fix unexpected SMC_CLC_DECL_ERR_REGRMB error cause by server 2022-03-08 19:09:33 +01:00
strparser bpf: sockmap, strparser, and tls are reusing qdisc_skb_cb and colliding 2021-11-18 14:04:27 +01:00
sunrpc xprtrdma: fix pointer derefs in error cases of rpcrdma_ep_create 2022-02-23 12:01:06 +01:00
switchdev
tipc tipc: fix incorrect order of state message data sanity check 2022-03-16 14:15:58 +01:00
tls net/tls: Fix authentication failure in CCM mode 2021-12-08 09:03:29 +01:00
unix af_unix: annote lockless accesses to unix_tot_inflight & gc_in_progress 2022-01-27 10:54:31 +01:00
vmw_vsock vsock: each transport cycles only on its own sockets 2022-03-23 09:13:27 +01:00
wimax
wireless nl80211: Update bss channel on channel switch for P2P_CLIENT 2022-03-19 13:44:45 +01:00
x25 net/x25: Return the correct errno code 2021-06-18 10:00:06 +02:00
xdp Revert "xsk: Do not sleep in poll() when need_wakeup set" 2021-12-22 09:30:59 +01:00
xfrm xfrm: Fix xfrm migrate issues when address family changes 2022-03-19 13:44:43 +01:00
compat.c net: Return the correct errno code 2021-06-18 10:00:06 +02:00
devres.c
Kconfig
Makefile
socket.c ethtool: improve compat ioctl handling 2021-09-18 13:40:21 +02:00
sysctl_net.c