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>

1 files changed, 2 insertions, 3 deletions

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));