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crypto: s5p-sss - Use devm_ioremap_resource()

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Use devm_ioremap_resource() in order to make the code simpler,
and remove redundant return value check of platform_get_resource()
because the value is checked by devm_ioremap_resource().

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Jingoo Han 2014-02-12 13:24:57 +09:00 committed by Herbert Xu
parent 9e95275cf3
commit 0fdefe2c90
1 changed files with 4 additions and 9 deletions
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13
drivers/crypto/s5p-sss.c
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@ -568,17 +568,14 @@ static int s5p_aes_probe(struct platform_device *pdev)
if (s5p_dev)
return -EEXIST;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
return -ENODEV;
pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
if (!pdata)
return -ENOMEM;
if (!devm_request_mem_region(dev, res->start,
resource_size(res), pdev->name))
return -EBUSY;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
pdata->ioaddr = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(pdata->ioaddr))
return PTR_ERR(pdata->ioaddr);
pdata->clk = devm_clk_get(dev, "secss");
if (IS_ERR(pdata->clk)) {
@ -589,8 +586,6 @@ static int s5p_aes_probe(struct platform_device *pdev)
clk_enable(pdata->clk);
spin_lock_init(&pdata->lock);
pdata->ioaddr = devm_ioremap(dev, res->start,
resource_size(res));
pdata->irq_hash = platform_get_irq_byname(pdev, "hash");
if (pdata->irq_hash < 0) {