[PATCH] staging: fieldbus: anybuss: use devm_platform_ioremap_resource helper

From: Cristiane Naves
Date: Sat Oct 26 2019 - 19:52:28 EST


Use devm_platform_ioremap_resource helper which wraps
platform_get_resource() and devm_ioremap_resource() together. Issue
found by coccicheck.

Signed-off-by: Cristiane Naves <cristianenavescardoso09@xxxxxxxxx>
---
drivers/staging/fieldbus/anybuss/arcx-anybus.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/fieldbus/anybuss/arcx-anybus.c b/drivers/staging/fieldbus/anybuss/arcx-anybus.c
index 2ecffa4..5b8d0ba 100644
--- a/drivers/staging/fieldbus/anybuss/arcx-anybus.c
+++ b/drivers/staging/fieldbus/anybuss/arcx-anybus.c
@@ -127,12 +127,10 @@ static const struct regmap_config arcx_regmap_cfg = {
static struct regmap *create_parallel_regmap(struct platform_device *pdev,
int idx)
{
- struct resource *res;
void __iomem *base;
struct device *dev = &pdev->dev;

- res = platform_get_resource(pdev, IORESOURCE_MEM, idx + 1);
- base = devm_ioremap_resource(dev, res);
+ base = devm_platform_ioremap_resource(pdev, idx + 1);
if (IS_ERR(base))
return ERR_CAST(base);
return devm_regmap_init_mmio(dev, base, &arcx_regmap_cfg);
@@ -230,7 +228,6 @@ static int controller_probe(struct platform_device *pdev)
struct regulator_config config = { };
struct regulator_dev *regulator;
int err, id;
- struct resource *res;
struct anybuss_host *host;
u8 status1, cap;

@@ -244,8 +241,7 @@ static int controller_probe(struct platform_device *pdev)
return PTR_ERR(cd->reset_gpiod);

/* CPLD control memory, sits at index 0 */
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- cd->cpld_base = devm_ioremap_resource(dev, res);
+ cd->cpld_base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(cd->cpld_base)) {
dev_err(dev,
"failed to map cpld base address\n");
--
2.7.4