[PATCH 01/20] spi: pic32: switch to managed controller allocation

[Johan Hovold <johan@kernel.org>]

Switch to device managed controller allocation to simplify error
handling and to avoid having to take another reference during
deregistration.

Signed-off-by: Johan Hovold <johan@kernel.org>
---
 drivers/spi/spi-pic32.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/spi/spi-pic32.c b/drivers/spi/spi-pic32.c
index 70427e529945..972128271e4b 100644
--- a/drivers/spi/spi-pic32.c
+++ b/drivers/spi/spi-pic32.c
@@ -752,7 +752,7 @@ static int pic32_spi_probe(struct platform_device *pdev)
 	struct pic32_spi *pic32s;
 	int ret;
 
-	host = spi_alloc_host(&pdev->dev, sizeof(*pic32s));
+	host = devm_spi_alloc_host(&pdev->dev, sizeof(*pic32s));
 	if (!host)
 		return -ENOMEM;
 
@@ -761,7 +761,7 @@ static int pic32_spi_probe(struct platform_device *pdev)
 
 	ret = pic32_spi_hw_probe(pdev, pic32s);
 	if (ret)
-		goto err_host;
+		return ret;
 
 	host->dev.of_node	= pdev->dev.of_node;
 	host->mode_bits	= SPI_MODE_3 | SPI_MODE_0 | SPI_CS_HIGH;
@@ -833,8 +833,7 @@ static int pic32_spi_probe(struct platform_device *pdev)
 
 err_bailout:
 	pic32_spi_dma_unprep(pic32s);
-err_host:
-	spi_controller_put(host);
+
 	return ret;
 }
 
@@ -842,14 +841,10 @@ static void pic32_spi_remove(struct platform_device *pdev)
 {
 	struct pic32_spi *pic32s = platform_get_drvdata(pdev);
 
-	spi_controller_get(pic32s->host);
-
 	spi_unregister_controller(pic32s->host);
 
 	pic32_spi_disable(pic32s);
 	pic32_spi_dma_unprep(pic32s);
-
-	spi_controller_put(pic32s->host);
 }
 
 static const struct of_device_id pic32_spi_of_match[] = {
-- 
2.53.0