[DRIVER MODEL] Add missing driver_unregister in i2c-s3c2410 failure path.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/i2c/busses/i2c-s3c2410.c

@@ -918,8 +918,11 @@ static int __init i2c_adap_s3c_init(void)
 	int ret;
 
 	ret = driver_register(&s3c2410_i2c_driver);
-	if (ret == 0)
-		ret = driver_register(&s3c2440_i2c_driver); 
+	if (ret == 0) {
+		ret = driver_register(&s3c2440_i2c_driver);
+		if (ret)
+			driver_unregister(&s3c2410_i2c_driver);
+	}
 
 	return ret;
 }