[PATCH 1/2] tty: serial: uartlite: Disable clocks in case of errors

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



In case the uart registration fails the clocks are left enabled.
Disable the clock in case of errors.

Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xxxxxxxxxx>
---
 drivers/tty/serial/uartlite.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/tty/serial/uartlite.c b/drivers/tty/serial/uartlite.c
index f42ccc4..39ea495 100644
--- a/drivers/tty/serial/uartlite.c
+++ b/drivers/tty/serial/uartlite.c
@@ -799,7 +799,7 @@ static int ulite_probe(struct platform_device *pdev)
 		ret = uart_register_driver(&ulite_uart_driver);
 		if (ret < 0) {
 			dev_err(&pdev->dev, "Failed to register driver\n");
-			return ret;
+			goto err_out_clk_disable;
 		}
 	}
 
@@ -808,6 +808,10 @@ static int ulite_probe(struct platform_device *pdev)
 	clk_disable(pdata->clk);
 
 	return ret;
+
+err_out_clk_disable:
+	clk_disable_unprepare(pdata->clk);
+	return ret;
 }
 
 static int ulite_remove(struct platform_device *pdev)
-- 
2.1.1




[Index of Archives]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux PPP]     [Linux FS]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Linmodem]     [Device Mapper]     [Linux Kernel for ARM]

  Powered by Linux