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(parent: f63d24b) | patch
Bluetooth: hci_uart: add missing NULL check in h5_enqueue
authorPavel Skripkin <paskripkin@gmail.com>
Sun, 13 Mar 2022 17:49:36 +0000 (20:49 +0300)
committerMarcel Holtmann <marcel@holtmann.org>
Fri, 18 Mar 2022 16:12:07 +0000 (17:12 +0100)
commit32cb08e958696908a9aad5e49a78d74f7e32fffb
tree83fe50c8495919b4ad620ffe82c338cc74bdc583tree | snapshot
parentf63d24baff787e13b723d86fe036f84bdbc35045commit | diff
Bluetooth: hci_uart: add missing NULL check in h5_enqueue

Syzbot hit general protection fault in __pm_runtime_resume(). The problem
was in missing NULL check.

hu->serdev can be NULL and we should not blindly pass &serdev->dev
somewhere, since it will cause GPF.

Reported-by: syzbot+b9bd12fbed3485a3e51f@syzkaller.appspotmail.com
Fixes: d9dd833cf6d2 ("Bluetooth: hci_h5: Add runtime suspend")
Signed-off-by: Pavel Skripkin <paskripkin@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
drivers/bluetooth/hci_h5.c diff | blob | history
Domain: System / Kernel;