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

[Frank Li]

On Mon, Jul 06, 2026 at 04:57:06PM +0200, Greg Kroah-Hartman wrote:
> From: Griffin Kroah-Hartman <griffin@xxxxxxxxx>

Please subject tags

dmaengine: fsl-edma: ....

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

function need ()
devm_kasprintf()

Frank
>
> 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
>