[ARM] More sparse fixes

arch/arm/kernel/irq.c:998:26: warning: Using plain integer as NULL pointer
arch/arm/kernel/smp.c:145:25: warning: Using plain integer as NULL pointer
arch/arm/kernel/smp.c:362:5: warning: symbol 'smp_call_function_on_cpu' was not declared. Should it be static?
drivers/video/amba-clcd.c:521:12: warning: symbol 'amba_clcdfb_init' was not declared. Should it be static?

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index 9def4404e1f2..6f86d0af7c56 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -995,7 +995,7 @@ void __init init_irq_proc(void)
         struct proc_dir_entry *dir;
         int irq;
 
-        dir = proc_mkdir("irq", 0);
+        dir = proc_mkdir("irq", NULL);
         if (!dir)
                 return;