mfd: arizona-i2c: Add blank line formatting after declaration

WARNING: Missing a blank line after declarations
+       struct arizona *arizona = dev_get_drvdata(&i2c->dev);
+       arizona_dev_exit(arizona);

total: 0 errors, 1 warnings, 120 lines checked

Cc: patches@opensource.wolfsonmicro.com
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
diff --git a/drivers/mfd/arizona-i2c.c b/drivers/mfd/arizona-i2c.c
index 4e3afd1..5fe1296 100644
--- a/drivers/mfd/arizona-i2c.c
+++ b/drivers/mfd/arizona-i2c.c
@@ -88,7 +88,9 @@
 static int arizona_i2c_remove(struct i2c_client *i2c)
 {
 	struct arizona *arizona = dev_get_drvdata(&i2c->dev);
+
 	arizona_dev_exit(arizona);
+
 	return 0;
 }