cris: fasttimer: fix mixed declarations and code compile warning

arch/cris/arch-v32/kernel/fasttimer.c: In function ‘timer_trig_handler’:
arch/cris/arch-v32/kernel/fasttimer.c:353:2: warning: ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement]
  fast_timer_function_type *f;
  ^
Signed-off-by: Niklas Cassel <nks@flawful.org>
Signed-off-by: Jesper Nilsson <jespern@axis.com>

arch/cris/arch-v32/kernel/fasttimer.c

@@ -322,6 +322,8 @@ static void timer_trig_handler(struct work_struct *work)
 	reg_timer_rw_intr_mask intr_mask;
 	reg_timer_rw_trig_cfg trig_cfg = { 0 };
 	struct fast_timer *t;
+	fast_timer_function_type *f;
+	unsigned long d;
 	unsigned long flags;
 
 	/* We keep interrupts disabled not only when we modify the
@@ -350,9 +352,6 @@ static void timer_trig_handler(struct work_struct *work)
   fast_timer_running = 0;
   fast_timer_ints++;
 
-	fast_timer_function_type *f;
-	unsigned long d;
-
   t = fast_timer_list;
 	while (t) {
 		struct fasttime_t tv;