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serial: sunsu: add missing platform_driver_unregister() when module exit

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We have registered platform driver when module init, and
need unregister it when module exit.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Wei Yongjun 2013-04-27 00:13:16 +00:00 committed by David S. Miller
parent 6e4741e73b
commit ad348cc534
1 changed files with 1 additions and 0 deletions
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drivers/tty/serial/sunsu.c
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@ -1592,6 +1592,7 @@ static int __init sunsu_init(void)
static void __exit sunsu_exit(void)
{
platform_driver_unregister(&su_driver);
if (sunsu_reg.nr)
sunserial_unregister_minors(&sunsu_reg, sunsu_reg.nr);
}