[PATCH 1/4] drivers/spi/spi-sh-hspi.c: drop frees of devm_ alloc'd data

From: Julia Lawall
Date: Sat Sep 01 2012 - 12:34:29 EST


From: Julia Lawall <Julia.Lawall@xxxxxxx>

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@xxxxxxx>

---
drivers/spi/spi-sh-hspi.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/spi/spi-sh-hspi.c b/drivers/spi/spi-sh-hspi.c
index 934138c..796c077 100644
--- a/drivers/spi/spi-sh-hspi.c
+++ b/drivers/spi/spi-sh-hspi.c
@@ -283,7 +283,7 @@ static int __devinit hspi_probe(struct platform_device *pdev)
ret = spi_register_master(master);
if (ret < 0) {
dev_err(&pdev->dev, "spi_register_master error.\n");
- goto error2;
+ goto error1;
}

pm_runtime_enable(&pdev->dev);
@@ -292,8 +292,6 @@ static int __devinit hspi_probe(struct platform_device *pdev)

return 0;

- error2:
- devm_iounmap(hspi->dev, hspi->addr);
error1:
clk_put(clk);
error0:
@@ -310,7 +308,6 @@ static int __devexit hspi_remove(struct platform_device *pdev)

clk_put(hspi->clk);
spi_unregister_master(hspi->master);
- devm_iounmap(hspi->dev, hspi->addr);

return 0;
}

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/