Messages in this thread Patch in this message | | | Date | Wed, 29 May 2013 10:33:16 +0800 | From | Libo Chen <> | Subject | [PATCH] driver: tty: add missing unregister in err case |
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when platform_driver_register broken, we should unregister ucc_uart_driver
Signed-off-by: Libo chen <libo.chen@huawei.com> --- drivers/tty/serial/ucc_uart.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/drivers/tty/serial/ucc_uart.c b/drivers/tty/serial/ucc_uart.c index 7355303..f86f447 100644 --- a/drivers/tty/serial/ucc_uart.c +++ b/drivers/tty/serial/ucc_uart.c @@ -1518,9 +1518,11 @@ static int __init ucc_uart_init(void) }
ret = platform_driver_register(&ucc_uart_of_driver); - if (ret) + if (ret) { printk(KERN_ERR "ucc-uart: could not register platform driver\n"); + uart_unregister_driver(&ucc_uart_driver); + }
return ret; } -- 1.7.1
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