[PATCH 2/2] mfd: at91-usart: No need to copy mfd_cell in probe

From: Axel Lin
Date: Wed Jan 30 2019 - 23:32:35 EST


Use pointer instead.

Signed-off-by: Axel Lin <axel.lin@xxxxxxxxxx>
---
drivers/mfd/at91-usart.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/mfd/at91-usart.c b/drivers/mfd/at91-usart.c
index 684d3a8db661..6a8351a4588e 100644
--- a/drivers/mfd/at91-usart.c
+++ b/drivers/mfd/at91-usart.c
@@ -27,17 +27,17 @@ static const struct mfd_cell at91_usart_serial_subdev = {

static int at91_usart_mode_probe(struct platform_device *pdev)
{
- struct mfd_cell cell;
+ const struct mfd_cell *cell;
u32 opmode = AT91_USART_MODE_SERIAL;

device_property_read_u32(&pdev->dev, "atmel,usart-mode", &opmode);

switch (opmode) {
case AT91_USART_MODE_SPI:
- cell = at91_usart_spi_subdev;
+ cell = &at91_usart_spi_subdev;
break;
case AT91_USART_MODE_SERIAL:
- cell = at91_usart_serial_subdev;
+ cell = &at91_usart_serial_subdev;
break;
default:
dev_err(&pdev->dev, "atmel,usart-mode has an invalid value %u\n",
@@ -45,7 +45,7 @@ static int at91_usart_mode_probe(struct platform_device *pdev)
return -EINVAL;
}

- return devm_mfd_add_devices(&pdev->dev, PLATFORM_DEVID_AUTO, &cell, 1,
+ return devm_mfd_add_devices(&pdev->dev, PLATFORM_DEVID_AUTO, cell, 1,
NULL, 0, NULL);
}

--
2.17.1