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path: root/drivers/crypto/sahara.c
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Diffstat (limited to 'drivers/crypto/sahara.c')
-rw-r--r--drivers/crypto/sahara.c26
1 files changed, 7 insertions, 19 deletions
diff --git a/drivers/crypto/sahara.c b/drivers/crypto/sahara.c
index 785a9ded7bdf..07a5987ce67d 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);
@@ -909,10 +896,11 @@ static int sahara_probe(struct platform_device *pdev)
return irq;
}
- if (devm_request_irq(&pdev->dev, irq, sahara_irq_handler,
- 0, SAHARA_NAME, dev) < 0) {
+ err = devm_request_irq(&pdev->dev, irq, sahara_irq_handler,
+ 0, dev_name(&pdev->dev), dev);
+ if (err) {
dev_err(&pdev->dev, "failed to request irq\n");
- return -ENOENT;
+ return err;
}
/* clocks */