[PATCH] dmaengine: fl1-edma: Add error handling for devm_kasprintf

[Greg Kroah-Hartman]

From: Griffin Kroah-Hartman <griffin@xxxxxxxxx>

Add error handling statement to fls_edma3_irq_init() for the
devm_kasprintf call.

Assisted-by: gkh_clanker_2000
Cc: stable <stable@xxxxxxxxxx>
Cc: Frank Li <Frank.Li@xxxxxxx>
Cc: Vinod Koul <vkoul@xxxxxxxxxx>
Cc: imx@xxxxxxxxxxxxxxx
Signed-off-by: Griffin Kroah-Hartman <griffin@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/dma/fsl-edma-main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/dma/fsl-edma-main.c b/drivers/dma/fsl-edma-main.c
index 36155ab1602a..d9fb717b5b53 100644
--- a/drivers/dma/fsl-edma-main.c
+++ b/drivers/dma/fsl-edma-main.c
@@ -414,6 +414,8 @@ static int fsl_edma3_irq_init(struct platform_device *pdev, struct fsl_edma_engi
 
 		errirq_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s-err",
 					     dev_name(&pdev->dev));
+		if (!errirq_name)
+			return -ENOMEM;
 
 		ret = devm_request_irq(&pdev->dev, fsl_edma->errirq, fsl_edma3_err_handler_shared,
 				       0, errirq_name, fsl_edma);
-- 
2.55.0