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Commit 12933ea2 authored by Mario Limonciello's avatar Mario Limonciello Committed by Darren Hart (VMware)
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platform/x86: intel-wmi-thunderbolt: Silence error cases 



These were raised by Lukas Wunner as potential DOS attacks against
the system log by passing bad data to sysfs.

Signed-off-by: default avatarMario Limonciello <mario.limonciello@dell.com>
Signed-off-by: default avatarDarren Hart (VMware) <dvhart@infradead.org>
parent ae11c5b2

drivers/platform/x86/intel-wmi-thunderbolt.c

+2 −5
Original line number Diff line number Diff line
@@ -41,13 +41,10 @@ static ssize_t force_power_store(struct device *dev, 
	if (mode == 0 || mode == 1) {

		status = wmi_evaluate_method(INTEL_WMI_THUNDERBOLT_GUID, 0, 1,

					     &input, NULL);

		if (ACPI_FAILURE(status)) {

			pr_err("intel-wmi-thunderbolt: failed setting %s\n",

			       buf);

		if (ACPI_FAILURE(status))

			return -ENODEV;

		}

	} else {

		pr_err("intel-wmi-thunderbolt: unsupported mode: %d", mode);

		return -EINVAL;

	}

	return count;

}