x86/ioapic: Return suitable error code in mp_map_gsi_to_irq()

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mp_map_gsi_to_irq() in some cases might return legacy -1, which would be
wrongly interpreted as -EPERM.

Correct those cases to return proper error code.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: http://lkml.kernel.org/r/20170119192425.189899-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

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Andy Shevchenko 2017-01-19 21:24:22 +02:00 • committed by Thomas Gleixner

parent 81a7117674

commit 358e96deae

1 changed files with 2 additions and 2 deletions

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arch/x86/kernel/apic/io_apic.c

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