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Bluetooth: hci_bcsp: Fix memory leak in rx_skb
authorTomas Bortoli <tomasbortoli@gmail.com>
Tue, 28 May 2019 13:42:58 +0000 (15:42 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 26 Jul 2019 07:14:16 +0000 (09:14 +0200)
commit578658df21d58cd7f41e6f68d64655c2cc9d8a74
treea78fbbb017113bcd46f236893228326b4ff8ad91tree | snapshot
parent9d47bd2175396a57d08521b3f09be9aa06a55a97commit | diff
Bluetooth: hci_bcsp: Fix memory leak in rx_skb

[ Upstream commit 4ce9146e0370fcd573f0372d9b4e5a211112567c ]

Syzkaller found that it is possible to provoke a memory leak by
never freeing rx_skb in struct bcsp_struct.

Fix by freeing in bcsp_close()

Signed-off-by: Tomas Bortoli <tomasbortoli@gmail.com>
Reported-by: syzbot+98162c885993b72f19c4@syzkaller.appspotmail.com
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/bluetooth/hci_bcsp.c diff | blob | history
Domain: System / Kernel;