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Cong Wang 0b84644598 unix_bpf: Fix a potential deadlock in unix_dgram_bpf_recvmsg() 
As Eric noticed, __unix_dgram_recvmsg() may acquire u->iolock
too, so we have to release it before calling this function.

Fixes: 9825d866ce0d ("af_unix: Implement unix_dgram_bpf_recvmsg()")
Reported-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Cong Wang <cong.wang@bytedance.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Jakub Sitnicki <jakub@cloudflare.com>
Acked-by: John Fastabend <john.fastabend@gmail.com>
2021-07-30 12:40:55 -07:00
..
6lowpan
…
9p
9p/trans_virtio: Fix spelling mistakes
2021-06-02 14:01:55 -07:00
802
net/802/garp: fix memleak in garp_request_join()
2021-07-01 11:21:57 -07:00
8021q
net: vlan: pass thru all GSO_SOFTWARE in hw_enc_features
2021-06-18 11:58:03 -07:00
appletalk
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2021-06-18 19:47:02 -07:00
atm
atm: Use list_for_each_entry() to simplify code in resources.c
2021-06-10 14:08:09 -07:00
ax25
…
batman-adv
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2021-06-18 19:47:02 -07:00
bluetooth
TTY / Serial patches for 5.14-rc1
2021-07-05 14:08:24 -07:00
bpf
bpf: Add ambient BPF runtime context stored in current
2021-07-16 21:15:28 +02:00
bpfilter
bpfilter: Specify the log level for the kmsg message
2021-06-25 13:13:50 +02:00
bridge
net: bridge: multicast: fix MRD advertisement router port marking race
2021-07-11 12:11:06 -07:00
caif
net: sock: introduce sk_error_report
2021-06-29 11:28:21 -07:00
can
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2021-06-29 15:45:27 -07:00
ceph
Networking changes for 5.14.
2021-06-30 15:51:09 -07:00
core
bpf: tcp: Support bpf_(get|set)sockopt in bpf tcp iter
2021-07-23 16:45:07 -07:00
dcb
net: dcb: Return the correct errno code
2021-06-01 17:01:33 -07:00
dccp
net: sock: introduce sk_error_report
2021-06-29 11:28:21 -07:00
decnet
decnet: Fix spelling mistakes
2021-06-02 14:01:55 -07:00
dns_resolver
…
dsa
net: dsa: properly check for the bridge_leave methods in dsa_switch_bridge_leave()
2021-07-13 14:47:10 -07:00
ethernet
…
ethtool
net: sock: extend SO_TIMESTAMPING for PHC binding
2021-07-01 13:08:18 -07:00
hsr
net: hsr: don't check sequence number if tag removal is offloaded
2021-06-16 12:13:01 -07:00
ieee802154
ieee802154: fix error return code in ieee802154_llsec_getparams()
2021-06-03 10:59:49 +02:00
ife
…
ipv4
bpf: tcp: Support bpf_(get|set)sockopt in bpf tcp iter
2021-07-23 16:45:07 -07:00
ipv6
ipv6: remove unnecessary local variable
2021-07-15 10:26:03 -07:00
iucv
s390: iucv: Avoid field over-reading memcpy()
2021-07-01 15:54:01 -07:00
kcm
net: sock: introduce sk_error_report
2021-06-29 11:28:21 -07:00
key
net: Remove unnecessary variables
2021-05-26 07:03:39 +02:00
l2tp
l2tp: Fix spelling mistakes
2021-06-07 14:08:30 -07:00
l3mdev
…
lapb
net: lapb: Use list_for_each_entry() to simplify code in lapb_iface.c
2021-06-08 16:31:25 -07:00
llc
llc2: Remove redundant assignment to rc
2021-04-27 14:16:14 -07:00
mac80211
mac80211: Switch to a virtual time-based airtime scheduler
2021-06-23 18:12:00 +02:00
mac802154
…
mpls
mpls: Remove redundant assignment to err
2021-04-27 14:17:00 -07:00
mptcp
net: Use nlmsg_unicast() instead of netlink_unicast()
2021-07-13 09:28:29 -07:00
ncsi
net/ncsi: add dummy response handler for Intel boards
2021-07-08 14:16:39 -07:00
netfilter
netfilter: nft_last: incorrect arithmetics when restoring last used
2021-07-06 14:15:13 +02:00
netlabel
netlabel: Fix memory leak in netlbl_mgmt_add_common
2021-06-15 11:19:04 -07:00
netlink
net: Use nlmsg_unicast() instead of netlink_unicast()
2021-07-13 09:28:29 -07:00
netrom
net: netrom: Fix fall-through warnings for Clang
2021-05-17 19:57:08 -05:00
nfc
TTY / Serial patches for 5.14-rc1
2021-07-05 14:08:24 -07:00
nsh
…
openvswitch
openvswitch: Introduce per-cpu upcall dispatch
2021-07-16 11:06:33 -07:00
packet
Networking changes for 5.14.
2021-06-30 15:51:09 -07:00
phonet
…
psample
…
qrtr
net: sock: introduce sk_error_report
2021-06-29 11:28:21 -07:00
rds
Networking changes for 5.14.
2021-06-30 15:51:09 -07:00
rfkill
Another set of updates, all over the map:
2021-04-20 16:44:04 -07:00
rose
…
rxrpc
Networking changes for 5.14.
2021-06-30 15:51:09 -07:00
sched
net/sched: Remove unnecessary if statement
2021-07-16 10:46:35 -07:00
sctp
net: Use nlmsg_unicast() instead of netlink_unicast()
2021-07-13 09:28:29 -07:00
smc
net: sock: introduce sk_error_report
2021-06-29 11:28:21 -07:00
strparser
net: sock: introduce sk_error_report
2021-06-29 11:28:21 -07:00
sunrpc
NFS client updates for Linux 5.14
2021-07-09 09:43:57 -07:00
switchdev
net: switchdev: add a context void pointer to struct switchdev_notifier_info
2021-06-28 14:09:03 -07:00
tipc
Networking changes for 5.14.
2021-06-30 15:51:09 -07:00
tls
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2021-06-29 15:45:27 -07:00
unix
unix_bpf: Fix a potential deadlock in unix_dgram_bpf_recvmsg()
2021-07-30 12:40:55 -07:00
vmw_vsock
Networking changes for 5.14.
2021-06-30 15:51:09 -07:00
wireless
cfg80211: Support hidden AP discovery over 6GHz band
2021-06-23 13:05:09 +02:00
x25
net: x25: Use list_for_each_entry() to simplify code in x25_route.c
2021-06-10 14:08:09 -07:00
xdp
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2021-06-29 15:45:27 -07:00
xfrm
Networking changes for 5.14.
2021-06-30 15:51:09 -07:00
compat.c
net: Return the correct errno code
2021-06-03 15:13:56 -07:00
devres.c
net: devres: Correct a grammatical error
2021-06-11 12:55:28 -07:00
Kconfig
bpf, kconfig: Add consolidated menu entry for bpf with core options
2021-05-11 13:56:16 -07:00
Makefile
…
socket.c
net: socket: support hardware timestamp conversion to PHC bound
2021-07-01 13:08:18 -07:00
sysctl_net.c
…