[PATCH -next 10/12] crypto: stm32 - use devm_platform_ioremap_resource() to simplify code

From: YueHaibing
Date: Fri Aug 02 2019 - 09:31:38 EST


Use devm_platform_ioremap_resource() to simplify the code a bit.
This is detected by coccinelle.

Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
---
drivers/crypto/stm32/stm32-crc32.c | 4 +---
drivers/crypto/stm32/stm32-cryp.c | 4 +---
2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/crypto/stm32/stm32-crc32.c b/drivers/crypto/stm32/stm32-crc32.c
index 440c9f1..9e11c34 100644
--- a/drivers/crypto/stm32/stm32-crc32.c
+++ b/drivers/crypto/stm32/stm32-crc32.c
@@ -255,7 +255,6 @@ static int stm32_crc_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct stm32_crc *crc;
- struct resource *res;
int ret;

crc = devm_kzalloc(dev, sizeof(*crc), GFP_KERNEL);
@@ -264,8 +263,7 @@ static int stm32_crc_probe(struct platform_device *pdev)

crc->dev = dev;

- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- crc->regs = devm_ioremap_resource(dev, res);
+ crc->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(crc->regs)) {
dev_err(dev, "Cannot map CRC IO\n");
return PTR_ERR(crc->regs);
diff --git a/drivers/crypto/stm32/stm32-cryp.c b/drivers/crypto/stm32/stm32-cryp.c
index 98ae028..2fe6f26 100644
--- a/drivers/crypto/stm32/stm32-cryp.c
+++ b/drivers/crypto/stm32/stm32-cryp.c
@@ -1955,7 +1955,6 @@ static int stm32_cryp_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct stm32_cryp *cryp;
- struct resource *res;
struct reset_control *rst;
int irq, ret;

@@ -1969,8 +1968,7 @@ static int stm32_cryp_probe(struct platform_device *pdev)

cryp->dev = dev;

- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- cryp->regs = devm_ioremap_resource(dev, res);
+ cryp->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(cryp->regs))
return PTR_ERR(cryp->regs);

--
2.7.4