sh: Updates for IRQ handler changes.

Trivial fixes for build breakage introduced by IRQ handler changes.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/kernel/time.c b/arch/sh/kernel/time.c
index 1fbb83c..57e708d 100644
--- a/arch/sh/kernel/time.c
+++ b/arch/sh/kernel/time.c
@@ -109,13 +109,14 @@
  * handle_timer_tick() needs to keep up the real-time clock,
  * as well as call the "do_timer()" routine every clocktick
  */
-void handle_timer_tick(struct pt_regs *regs)
+void handle_timer_tick(void)
 {
 	do_timer(1);
 #ifndef CONFIG_SMP
-	update_process_times(user_mode(regs));
+	update_process_times(user_mode(get_irq_regs()));
 #endif
-	profile_tick(CPU_PROFILING, regs);
+	if (current->pid)
+		profile_tick(CPU_PROFILING);
 
 #ifdef CONFIG_HEARTBEAT
 	if (sh_mv.mv_heartbeat != NULL)