From ee0401ec11bb7b83b7fa9476d0aaeabd59216062 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 17 Mar 2011 13:36:57 +0100
Subject: genirq: show_interrupts: Check desc->name before printing it blindly

desc->name is not required and not used by all architectures.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 kernel/irq/proc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'kernel/irq/proc.c')

diff --git a/kernel/irq/proc.c b/kernel/irq/proc.c
index 4cc2e5ed0be..760248de109 100644
--- a/kernel/irq/proc.c
+++ b/kernel/irq/proc.c
@@ -405,7 +405,8 @@ int show_interrupts(struct seq_file *p, void *v)
 	for_each_online_cpu(j)
 		seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
 	seq_printf(p, " %8s", desc->irq_data.chip->name);
-	seq_printf(p, "-%-8s", desc->name);
+	if (desc->name)
+		seq_printf(p, "-%-8s", desc->name);
 
 	if (action) {
 		seq_printf(p, "  %s", action->name);
-- 
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