Blackfin arch: cleanup warnings from checkpatch -- no functional changes

Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>

diff --git a/arch/blackfin/kernel/irqchip.c b/arch/blackfin/kernel/irqchip.c
index 80996a1..1fc001c7 100644
--- a/arch/blackfin/kernel/irqchip.c
+++ b/arch/blackfin/kernel/irqchip.c
@@ -82,7 +82,7 @@
 			seq_printf(p, ", %s", action->name);
 
 		seq_putc(p, '\n');
-	      unlock:
+ unlock:
 		spin_unlock_irqrestore(&irq_desc[i].lock, flags);
 	} else if (i == NR_IRQS) {
 		seq_printf(p, "Err: %10lu\n", irq_err_count);