[PATCH 1/2] crypto: sahara: Use devm_ioremap_resource()
From: Alexander Shiyan <hidden>
Date: 2014-02-22 12:56:07
Subsystem:
crypto api, the rest · Maintainers:
Herbert Xu, "David S. Miller", Linus Torvalds
Use devm_ioremap_resource() in order to make the code simpler and it gives proper codes on errors. Signed-off-by: Alexander Shiyan <redacted> --- drivers/crypto/sahara.c | 19 +++---------------- 1 file changed, 3 insertions(+), 16 deletions(-)
diff --git a/drivers/crypto/sahara.c b/drivers/crypto/sahara.c
index 785a9de..894468f 100644
--- a/drivers/crypto/sahara.c
+++ b/drivers/crypto/sahara.c@@ -885,22 +885,9 @@ static int sahara_probe(struct platform_device *pdev) /* Get the base address */ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(&pdev->dev, "failed to get memory region resource\n"); - return -ENODEV; - } - - if (devm_request_mem_region(&pdev->dev, res->start, - resource_size(res), SAHARA_NAME) == NULL) { - dev_err(&pdev->dev, "failed to request memory region\n"); - return -ENOENT; - } - dev->regs_base = devm_ioremap(&pdev->dev, res->start, - resource_size(res)); - if (!dev->regs_base) { - dev_err(&pdev->dev, "failed to ioremap address region\n"); - return -ENOENT; - } + dev->regs_base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(dev->regs_base)) + return PTR_ERR(dev->regs_base); /* Get the IRQ */ irq = platform_get_irq(pdev, 0);
--
1.8.3.2