From: Andi Kleen <ak@suse.de>
Date: Sat, 9 Dec 2006 20:33:36 +0000 (+0100)
Subject: [PATCH] i386: Fix io_apic.c warning
X-Git-Tag: v2.6.20-rc1~34^2~19^2~1
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=306a22c2a20edf3a440bfb4cf2b94c19dfd81a53;p=linux-2.6

[PATCH] i386: Fix io_apic.c warning

gcc 4.2 warns

linux/arch/i386/kernel/io_apic.c: In function ‘create_irq’:
linux/arch/i386/kernel/io_apic.c:2488: warning: ‘vector’ may be used uninitialized in this function

The warning is false, but somewhat legitimate so work around it.

Signed-off-by: Andi Kleen <ak@suse.de>
---

diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c
index e21dcde079..2424cc9c7b 100644
--- a/arch/i386/kernel/io_apic.c
+++ b/arch/i386/kernel/io_apic.c
@@ -2485,7 +2485,7 @@ device_initcall(ioapic_init_sysfs);
 int create_irq(void)
 {
 	/* Allocate an unused irq */
-	int irq, new, vector;
+	int irq, new, vector = 0;
 	unsigned long flags;
 
 	irq = -ENOSPC;