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Bluetooth: Fix crash when ioctl(HCIUARTSETPROTO) fails

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If the fail happens the HCI del_timer may timeout after the the hci dev
unregister. This lead to a kernel crash.

Reported-by: Vinicius Costa Gomes <vinicius.gomes@openbossa.org>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
This commit is contained in:
Gustavo F. Padovan
2011-02-15 20:22:03 -03:00
parent de73115a7d
commit c6f3c5f7f2
1 changed files with 2 additions and 0 deletions
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2
net/bluetooth/hci_core.c
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@@ -1199,6 +1199,8 @@ int hci_unregister_dev(struct hci_dev *hdev)
hci_unregister_sysfs(hdev);
hci_del_off_timer(hdev);
destroy_workqueue(hdev->workqueue);
hci_dev_lock_bh(hdev);