Re: [PATCH 1/6] thunderbolt: Fix possible NULL pointer dereference in tb_acpi_add_link()
From: Mika Westerberg <mika.westerberg@linux.intel.com>
Date: 2021-01-28 12:38:33
Also in:
linux-acpi
On Tue, Jan 26, 2021 at 06:57:18PM +0300, Mika Westerberg wrote:
From: Mario Limonciello <redacted>
When we walk up the device hierarchy in tb_acpi_add_link() make sure we
break the loop if the device has no parent. Otherwise we may crash the
kernel by dereferencing a NULL pointer.
Fixes: b2be2b05cf3b ("thunderbolt: Create device links from ACPI description")
Cc: stable@vger.kernel.org
Signed-off-by: Mario Limonciello <redacted>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>Applied this one separately to thunderbolt.git/fixes.