mfd: max8925-i2c: Fix 'blank line after declarations' warning

This is part of an effort to clean-up the MFD subsystem.

WARNING: Missing a blank line after declarations
+       int ret;
+       ret = i2c_add_driver(&max8925_driver);

total: 0 errors, 1 warnings, 275 lines checked

Signed-off-by: Lee Jones <lee.jones@linaro.org>
diff --git a/drivers/mfd/max8925-i2c.c b/drivers/mfd/max8925-i2c.c
index a83eed5..ecbe78e 100644
--- a/drivers/mfd/max8925-i2c.c
+++ b/drivers/mfd/max8925-i2c.c
@@ -257,9 +257,11 @@
 static int __init max8925_i2c_init(void)
 {
 	int ret;
+
 	ret = i2c_add_driver(&max8925_driver);
 	if (ret != 0)
 		pr_err("Failed to register MAX8925 I2C driver: %d\n", ret);
+
 	return ret;
 }
 subsys_initcall(max8925_i2c_init);