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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2018-01-02 16:08:36 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2018-01-05 14:10:24 +0100 |
| commit | a89bca278220a4ea57ea5e57a037262f258c7d72 (patch) | |
| tree | 8ee77f99a9c0973d0880f59fc4ab2853170f1a17 /arch/x86 | |
| parent | 7c7bcfeae2d8e59066bd273b7d70392574e14c15 (diff) | |
| download | linux-a89bca278220a4ea57ea5e57a037262f258c7d72.tar.gz | |
ACPI / x86: boot: Propagate error code in acpi_gsi_to_irq()
acpi_get_override_irq() followed by acpi_register_gsi() returns negative error code on failure. Propagate it from acpi_gsi_to_irq() to callers. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> [ rjw : Subject/changelog ] Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kernel/acpi/boot.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index 4bf004bab4b2..ec3a286163c3 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -619,17 +619,17 @@ int acpi_gsi_to_irq(u32 gsi, unsigned int *irqp) } rc = acpi_get_override_irq(gsi, &trigger, &polarity); - if (rc == 0) { - trigger = trigger ? ACPI_LEVEL_SENSITIVE : ACPI_EDGE_SENSITIVE; - polarity = polarity ? ACPI_ACTIVE_LOW : ACPI_ACTIVE_HIGH; - irq = acpi_register_gsi(NULL, gsi, trigger, polarity); - if (irq >= 0) { - *irqp = irq; - return 0; - } - } + if (rc) + return rc; - return -1; + trigger = trigger ? ACPI_LEVEL_SENSITIVE : ACPI_EDGE_SENSITIVE; + polarity = polarity ? ACPI_ACTIVE_LOW : ACPI_ACTIVE_HIGH; + irq = acpi_register_gsi(NULL, gsi, trigger, polarity); + if (irq < 0) + return irq; + + *irqp = irq; + return 0; } EXPORT_SYMBOL_GPL(acpi_gsi_to_irq); |