[PATCH] x86, acpi/irq: Minor readability cleanup of gsi_to_irq()

[Alexander Gordeev]

Init value of 'irq' variable is never used. So do not initialize it.

Signed-off-by: Alexander Gordeev <agordeev@xxxxxxxxxx>
---
 arch/x86/kernel/acpi/boot.c |   10 ++++------
 1 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 406ed77..f148557 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -103,13 +103,11 @@ static u32 isa_irq_to_gsi[NR_IRQS_LEGACY] __read_mostly = {
 
 static unsigned int gsi_to_irq(unsigned int gsi)
 {
-	unsigned int irq = gsi + NR_IRQS_LEGACY;
-	unsigned int i;
+	unsigned int irq;
 
-	for (i = 0; i < NR_IRQS_LEGACY; i++) {
-		if (isa_irq_to_gsi[i] == gsi) {
-			return i;
-		}
+	for (irq = 0; irq < NR_IRQS_LEGACY; irq++) {
+		if (isa_irq_to_gsi[irq] == gsi)
+			return irq;
 	}
 
 	/* Provide an identity mapping of gsi == irq
-- 
1.7.7.6

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