WSL2-Linux-Kernel/net/bluetooth
Min Li 116b9c002c Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp
[ Upstream commit 25e97f7b18 ]

conn->chan_lock isn't acquired before l2cap_get_chan_by_scid,
if l2cap_get_chan_by_scid returns NULL, then 'bad unlock balance'
is triggered.

Reported-by: syzbot+9519d6b5b79cf7787cf3@syzkaller.appspotmail.com
Link: https://lore.kernel.org/all/000000000000894f5f05f95e9f4d@google.com/
Signed-off-by: Min Li <lm0963hack@gmail.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-05-24 17:36:46 +01:00
..
bnep
cmtp
hidp
rfcomm
6lowpan.c
Kconfig
Makefile
a2mp.c
a2mp.h
af_bluetooth.c
amp.c
amp.h
aosp.c
aosp.h
ecdh_helper.c
ecdh_helper.h
hci_conn.c
hci_core.c
hci_debugfs.c
hci_debugfs.h
hci_event.c
hci_request.c
hci_request.h
hci_sock.c bluetooth: Perform careful capability checks in hci_sock_ioctl() 2023-05-01 08:23:23 +09:00
hci_sysfs.c
l2cap_core.c Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp 2023-05-24 17:36:46 +01:00
l2cap_sock.c
leds.c
leds.h
lib.c
mgmt.c
mgmt_config.c
mgmt_config.h
mgmt_util.c
mgmt_util.h
msft.c
msft.h
sco.c
selftest.c
selftest.h
smp.c
smp.h