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Subject: [Patch] apha show_interrups() trashes argument
From: Eric Sesterhenn / snakebyte <snakebyte@gmx.de>
To: linux-kernel@vger.kernel.org
Cc: rth@twiddle.net
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Date: Wed, 25 Jan 2006 21:22:50 +0100
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hi,

this is a bug found by cpminer. The show_interrupts
function reuses i as a for loop counter, and therefore
trashes its contents, which are needed later.

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>

--- linux-2.6.16-rc1-git4/arch/alpha/kernel/irq.c.orig	2006-01-25 21:19:14.000000000 +0100
+++ linux-2.6.16-rc1-git4/arch/alpha/kernel/irq.c	2006-01-25 21:20:12.000000000 +0100
@@ -75,9 +75,9 @@ show_interrupts(struct seq_file *p, void
 #ifdef CONFIG_SMP
 	if (i == 0) {
 		seq_puts(p, "           ");
-		for (i = 0; i < NR_CPUS; i++)
-			if (cpu_online(i))
-				seq_printf(p, "CPU%d       ", i);
+		for (j = 0; j < NR_CPUS; j++)
+			if (cpu_online(j))
+				seq_printf(p, "CPU%d       ", j);
 		seq_putc(p, '\n');
 	}
 #endif