[mmotm][PATCH] fix arch/ia64/kernel/msi_ia64.c warning

[KOSAKI Motohiro]

fix following warning.

  arch/ia64/kernel/msi_ia64.c:145: warning: initialization from incompatible pointer type

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
CC: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
CC: Mike Travis <travis@xxxxxxx>
CC: "Luck, Tony" <tony.luck@xxxxxxxxx>
---
 arch/ia64/kernel/msi_ia64.c |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

Index: b/arch/ia64/kernel/msi_ia64.c
===================================================================
--- a/arch/ia64/kernel/msi_ia64.c
+++ b/arch/ia64/kernel/msi_ia64.c
@@ -49,11 +49,12 @@
 static struct irq_chip	ia64_msi_chip;
 
 #ifdef CONFIG_SMP
-static void ia64_set_msi_irq_affinity(unsigned int irq, cpumask_t cpu_mask)
+static void ia64_set_msi_irq_affinity(unsigned int irq,
+				      const cpumask_t *cpu_mask)
 {
 	struct msi_msg msg;
 	u32 addr, data;
-	int cpu = first_cpu(cpu_mask);
+	int cpu = first_cpu(*cpu_mask);
 
 	if (!cpu_online(cpu))
 		return;



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