[ Upstream commit 1d8e801422d66e4b8c7b187c52196bef94eed887 ] While executing the Android 13 CTS Verifier Secure Server test on a ChromeOS device, it was observed that the Bluetooth host initiates authentication for an RFCOMM connection after SSP completes. When this happens, some Intel Bluetooth controllers, like AC9560, would disconnect with "Connection Rejected due to Security Reasons (0x0e)". Historically, BlueZ did not mandate this authentication while an authenticated combination key was already in use for the connection. This behavior was changed since commit 7b5a9241b780 ("Bluetooth: Introduce requirements for security level 4"). So, this patch addresses the aforementioned disconnection issue by restoring the previous behavior. Signed-off-by: Ying Hsu <yinghsu@chromium.org> Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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