From: Markus Elfring <[email protected]>
Date: Fri, 20 Sep 2019 10:52:56 +0200

Simplify this function implementation by using the wrapper function
“devm_platform_ioremap_resource” instead of calling the functions
“platform_get_resource” and “devm_ioremap_resource” directly.

* Thus reduce also a bit of exception handling code here.
* Delete the local variable “res”.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <[email protected]>
---

v2:
Further changes were requested by Radhey Shyam Pandey.

https://lore.kernel.org/r/ch2pr02mb700047afffe08fe5fd563541c7...@ch2pr02mb7000.namprd02.prod.outlook.com/



* Updates for three modules were split into
 a separate patch for each driver.
* The commit description was adjusted.



 drivers/net/ethernet/cortina/gemini.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/cortina/gemini.c 
b/drivers/net/ethernet/cortina/gemini.c
index e736ce2c58ca..f009415ee4d8 100644
--- a/drivers/net/ethernet/cortina/gemini.c
+++ b/drivers/net/ethernet/cortina/gemini.c
@@ -2549,17 +2549,13 @@ static int gemini_ethernet_probe(struct platform_device 
*pdev)
        struct device *dev = &pdev->dev;
        struct gemini_ethernet *geth;
        unsigned int retry = 5;
-       struct resource *res;
        u32 val;

        /* Global registers */
        geth = devm_kzalloc(dev, sizeof(*geth), GFP_KERNEL);
        if (!geth)
                return -ENOMEM;
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!res)
-               return -ENODEV;
-       geth->base = devm_ioremap_resource(dev, res);
+       geth->base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(geth->base))
                return PTR_ERR(geth->base);
        geth->dev = dev;
--
2.23.0

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