spi: atmel-quadspi.c: Fix warn: passing zero to 'PTR_ERR'

ambarus · ambarus · commit 15af7e190ed7 · 2022-02-18T07:34:29.000+02:00
Fix warn: passing zero to 'PTR_ERR' in atmel_qspi_dma_init().

Signed-off-by: Tudor Ambarus &lt;tudor.ambarus@microchip.com&gt;
diff --git a/drivers/spi/atmel-quadspi.c b/drivers/spi/atmel-quadspi.c
@@ -1198,8 +1198,9 @@ static int atmel_qspi_dma_init(struct spi_controller *ctrl)
 
 	aq->rx_chan = dma_request_chan(&aq->pdev->dev, "rx");
 	if (IS_ERR(aq->rx_chan)) {
+		ret = PTR_ERR(aq->rx_chan);
 		aq->rx_chan = NULL;
-		return dev_err_probe(&aq->pdev->dev, PTR_ERR(aq->rx_chan),
+		return dev_err_probe(&aq->pdev->dev, ret,
 				     "RX DMA channel is not available\n");
 	}
 

Original file line number	Diff line number	Diff line change
`@@ -1198,8 +1198,9 @@ static int atmel_qspi_dma_init(struct spi_controller *ctrl)`
`1198`	`1198`
`1199`	`1199`	`aq->rx_chan = dma_request_chan(&aq->pdev->dev, "rx");`
`1200`	`1200`	`if (IS_ERR(aq->rx_chan)) {`
	`1201`	`+ ret = PTR_ERR(aq->rx_chan);`
`1201`	`1202`	`aq->rx_chan = NULL;`
`1202`		`- return dev_err_probe(&aq->pdev->dev, PTR_ERR(aq->rx_chan),`
	`1203`	`+ return dev_err_probe(&aq->pdev->dev, ret,`
`1203`	`1204`	`"RX DMA channel is not available\n");`
`1204`	`1205`	`}`
`1205`	`1206`