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Bluetooth: use hdev lock for accept_list and reject_list in conn req
[ Upstream commit fb048ca ] All accesses (both reads and modifications) to hdev->{accept,reject}_list are protected by hdev lock, except the ones in hci_conn_request_evt. This can cause a race condition in the form of a list corruption. The solution is to protect these lists in hci_conn_request_evt as well. I was unable to find the exact commit that introduced the issue for the reject list, I was only able to find it for the accept list. Fixes: a55bd29 ("Bluetooth: Add white list lookup for incoming connection requests") Signed-off-by: Niels Dossche <dossche.niels@gmail.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
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