From: Cyrill Gorcunov <gorcunov@gmail.com>
Date: Tue, 23 Sep 2008 19:00:02 +0000 (+0400)
Subject: x86: io-apic - interrupt remapping fix
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=c1370b49cc4f09de5b447ddf688a3988a297dbfc;p=deliverable%2Flinux.git

x86: io-apic - interrupt remapping fix

Clean up obscure for() cycle with straight while() form

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: "Maciej W. Rozycki" <macro@linux-mips.org>
Acked-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c
index 4cc9cb64c811..ed68a6f99dc2 100644
--- a/arch/x86/kernel/io_apic.c
+++ b/arch/x86/kernel/io_apic.c
@@ -830,9 +830,8 @@ int save_mask_IO_APIC_setup(void)
 	return 0;
 
 nomem:
-	for (; apic > 0; apic--)
-		kfree(early_ioapic_entries[apic]);
-	kfree(early_ioapic_entries[apic]);
+	while (apic >= 0)
+		kfree(early_ioapic_entries[apic--]);
 	memset(early_ioapic_entries, 0,
 		ARRAY_SIZE(early_ioapic_entries));