drivers/tty/serial/sirfsoc_uart.c: drop frees of devm_ alloc'd data
authorJulia Lawall <Julia.Lawall@lip6.fr>
Sat, 1 Sep 2012 16:33:09 +0000 (18:33 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 5 Sep 2012 19:41:57 +0000 (12:41 -0700)
devm free functions should not have to be explicitly used.

A semantic match that finds this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
@@

(
* devm_kfree(...);
|
* devm_free_irq(...);
|
* devm_iounmap(...);
|
* devm_release_region(...);
|
* devm_release_mem_region(...);
)
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/sirfsoc_uart.c

index 5b3eda2024fec8ca28375075cd6e5df875ceef0c..a9e2bd1ab534287fe356a1eff37aba7985f4e698 100644 (file)
@@ -668,7 +668,7 @@ int sirfsoc_uart_probe(struct platform_device *pdev)
        if (res == NULL) {
                dev_err(&pdev->dev, "Insufficient resources.\n");
                ret = -EFAULT;
-               goto irq_err;
+               goto err;
        }
        port->irq = res->start;
 
@@ -676,7 +676,7 @@ int sirfsoc_uart_probe(struct platform_device *pdev)
                sirfport->p = pinctrl_get_select_default(&pdev->dev);
                ret = IS_ERR(sirfport->p);
                if (ret)
-                       goto pin_err;
+                       goto err;
        }
 
        port->ops = &sirfsoc_uart_ops;
@@ -695,9 +695,6 @@ port_err:
        platform_set_drvdata(pdev, NULL);
        if (sirfport->hw_flow_ctrl)
                pinctrl_put(sirfport->p);
-pin_err:
-irq_err:
-       devm_iounmap(&pdev->dev, port->membase);
 err:
        return ret;
 }
@@ -709,7 +706,6 @@ static int sirfsoc_uart_remove(struct platform_device *pdev)
        platform_set_drvdata(pdev, NULL);
        if (sirfport->hw_flow_ctrl)
                pinctrl_put(sirfport->p);
-       devm_iounmap(&pdev->dev, port->membase);
        uart_remove_one_port(&sirfsoc_uart_drv, port);
        return 0;
 }