Commit c6e2c1e1 authored Dec 22, 2016 by Mika Westerberg Committed by Rafael J. Wysocki Dec 26, 2016

ACPI / watchdog: Print out error number when device creation fails



If the platform device creation fails for whichever reason the driver
prints out something like:

  [    0.978837] ACPI: watchdog: Failed to create platform device

However, that is quite confusing and does not include any information
why it failed. To make it more understandable, reword it like:

  [    0.978837] ACPI: watchdog: Device creation failed: -16

Which tells that we failed to create the watchdog device because some of
the resources were already reserved (-EBUSY).

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

parent 7ce7d89f

drivers/acpi/acpi_watchdog.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -114,7 +114,7 @@ void __init acpi_watchdog_init(void)
		pdev = platform_device_register_simple("wdat_wdt", PLATFORM_DEVID_NONE,
		resources, nresources);
		if (IS_ERR(pdev))
		pr_err("Failed to create platform device\n");
		pr_err("Device creation failed: %ld\n", PTR_ERR(pdev));

		kfree(resources);

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