Use devm_platform_ioremap_resource() to simplify the code a bit. This is detected by coccinelle. Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx> --- drivers/char/hw_random/hisi-rng.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/char/hw_random/hisi-rng.c b/drivers/char/hw_random/hisi-rng.c index c663d5d..6815e17 100644 --- a/drivers/char/hw_random/hisi-rng.c +++ b/drivers/char/hw_random/hisi-rng.c @@ -73,7 +73,6 @@ static int hisi_rng_read(struct hwrng *rng, void *buf, size_t max, bool wait) static int hisi_rng_probe(struct platform_device *pdev) { struct hisi_rng *rng; - struct resource *res; int ret; rng = devm_kzalloc(&pdev->dev, sizeof(*rng), GFP_KERNEL); @@ -82,8 +81,7 @@ static int hisi_rng_probe(struct platform_device *pdev) platform_set_drvdata(pdev, rng); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - rng->base = devm_ioremap_resource(&pdev->dev, res); + rng->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(rng->base)) return PTR_ERR(rng->base); -- 2.7.4