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| author | Bjorn Helgaas <bjorn.helgaas@hp.com> | 2008-12-09 16:11:57 -0700 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-01-07 11:12:49 -0800 |
| commit | 12b955ff63db0b75cfc2d4939696c57b31891ec6 (patch) | |
| tree | 8b5d2f052cdd398cf40b2f601886cfaf962c4b07 | |
| parent | f672c392b9c61bcdfb1247561d404b2c3ed4b0b3 (diff) | |
| download | linux-3.10-12b955ff63db0b75cfc2d4939696c57b31891ec6.tar.gz linux-3.10-12b955ff63db0b75cfc2d4939696c57b31891ec6.tar.bz2 linux-3.10-12b955ff63db0b75cfc2d4939696c57b31891ec6.zip | |
x86/PCI: minor logic simplications
Test "pin" immediately to simplify the subsequent code.
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: hpa@zytor.com
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
| -rw-r--r-- | arch/x86/pci/irq.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c index cc9d5e25406..e1d605bfeb4 100644 --- a/arch/x86/pci/irq.c +++ b/arch/x86/pci/irq.c @@ -1041,6 +1041,9 @@ static void __init pcibios_fixup_irqs(void) dev = NULL; while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) { pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin); + if (!pin) + continue; + #ifdef CONFIG_X86_IO_APIC /* * Recalculate IRQ numbers if we use the I/O APIC. @@ -1048,9 +1051,6 @@ static void __init pcibios_fixup_irqs(void) if (io_apic_assign_pci_irqs) { int irq; - if (!pin) - continue; - /* * interrupt pins are numbered starting from 1 */ @@ -1091,7 +1091,7 @@ static void __init pcibios_fixup_irqs(void) /* * Still no IRQ? Try to lookup one... */ - if (pin && !dev->irq) + if (!dev->irq) pcibios_lookup_irq(dev, 0); } } |