crypto: keembay - Make use of devm helper function devm_platform_ioremap_resource()

Use the devm_platform_ioremap_resource() helper instead of calling
platform_get_resource() and devm_ioremap_resource() separately.Make the
code simpler without functional changes.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Lv Ruyi <lv.ruyi@zte.com.cn>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/keembay/keembay-ocs-aes-core.c b/drivers/crypto/keembay/keembay-ocs-aes-core.c
index e2a39fd..9953f55 100644 (file)
--- a/drivers/crypto/keembay/keembay-ocs-aes-core.c
+++ b/drivers/crypto/keembay/keembay-ocs-aes-core.c
@@ -1598,7 +1598,6 @@ static int kmb_ocs_aes_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
        struct ocs_aes_dev *aes_dev;
-       struct resource *aes_mem;
        int rc;
 
        aes_dev = devm_kzalloc(dev, sizeof(*aes_dev), GFP_KERNEL);
@@ -1616,13 +1615,7 @@ static int kmb_ocs_aes_probe(struct platform_device *pdev)
        }
 
        /* Get base register address. */
-       aes_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!aes_mem) {
-               dev_err(dev, "Could not retrieve io mem resource\n");
-               return -ENODEV;
-       }
-
-       aes_dev->base_reg = devm_ioremap_resource(&pdev->dev, aes_mem);
+       aes_dev->base_reg = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(aes_dev->base_reg))
                return PTR_ERR(aes_dev->base_reg);