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drivers/char/hw_random: don't check resource with devm_ioremap_resource

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devm_ioremap_resource does sanity checks on the given resource. No need to
duplicate this in the driver.

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Wolfram Sang 2013-05-12 15:19:46 +02:00
parent 29589f06d2
commit 2a9ba2ee5f
2 changed files with 0 additions and 11 deletions
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6
drivers/char/hw_random/mxc-rnga.c
View File

@ -167,11 +167,6 @@ static int __init mxc_rnga_probe(struct platform_device *pdev)
clk_prepare_enable(mxc_rng->clk); clk_prepare_enable(mxc_rng->clk);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0); res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
err = -ENOENT;
goto err_region;
}
mxc_rng->mem = devm_ioremap_resource(&pdev->dev, res); mxc_rng->mem = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(mxc_rng->mem)) { if (IS_ERR(mxc_rng->mem)) {
err = PTR_ERR(mxc_rng->mem); err = PTR_ERR(mxc_rng->mem);
@ -189,7 +184,6 @@ static int __init mxc_rnga_probe(struct platform_device *pdev)
return 0; return 0;
err_ioremap: err_ioremap:
err_region:
clk_disable_unprepare(mxc_rng->clk); clk_disable_unprepare(mxc_rng->clk);
out: out:

5
drivers/char/hw_random/omap-rng.c
View File

@ -119,11 +119,6 @@ static int omap_rng_probe(struct platform_device *pdev)
dev_set_drvdata(&pdev->dev, priv); dev_set_drvdata(&pdev->dev, priv);
priv->mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); priv->mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!priv->mem_res) {
ret = -ENOENT;
goto err_ioremap;
}
priv->base = devm_ioremap_resource(&pdev->dev, priv->mem_res); priv->base = devm_ioremap_resource(&pdev->dev, priv->mem_res);
if (IS_ERR(priv->base)) { if (IS_ERR(priv->base)) {
ret = PTR_ERR(priv->base); ret = PTR_ERR(priv->base);