On Fri, Aug 23, 2013 at 10:59:15AM +0800, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
>
> Fix to return -EINVAL in the irq parse and map error handling
> case instead of 0, as done elsewhere in this function.
>
> Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
This need to go thru USB tree
Acked-by Vinod Koul <vinod.koul@xxxxxxxxx>
~Vinod
> ---
> drivers/dma/cppi41.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/dma/cppi41.c b/drivers/dma/cppi41.c
> index 5dcebca..49ea05a 100644
> --- a/drivers/dma/cppi41.c
> +++ b/drivers/dma/cppi41.c
> @@ -973,8 +973,10 @@ static int cppi41_dma_probe(struct platform_device *pdev)
> goto err_chans;
>
> irq = irq_of_parse_and_map(pdev->dev.of_node, 0);
> - if (!irq)
> + if (!irq) {
> + ret = -EINVAL;
> goto err_irq;
> + }
>
> cppi_writel(USBSS_IRQ_PD_COMP, cdd->usbss_mem + USBSS_IRQ_ENABLER);
>
>
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