* [PATCH] at91ether: return PTR_ERR if call to clk_get fails
[not found] <1348124676-6627-1-git-send-email-devendra.aaru@gmail.com>
@ 2012-09-20 7:42 ` Nicolas Ferre
2012-09-21 2:22 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Nicolas Ferre @ 2012-09-20 7:42 UTC (permalink / raw)
To: linux-arm-kernel
On 09/20/2012 09:04 AM, Devendra Naga :
> we are currently returning ENODEV, as the clk_get may give a exact
> error code in its returned pointer, assign it to the ret by using the
> PTR_ERR function, so that the subsequent goto label will jump to the
> error path and clean the driver and return the error correctly.
>
> Signed-off-by: Devendra Naga <devendra.aaru@gmail•com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel•com>
Thanks,
> ---
> drivers/net/ethernet/cadence/at91_ether.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/net/ethernet/cadence/at91_ether.c b/drivers/net/ethernet/cadence/at91_ether.c
> index 7788419..4e980a7 100644
> --- a/drivers/net/ethernet/cadence/at91_ether.c
> +++ b/drivers/net/ethernet/cadence/at91_ether.c
> @@ -1086,7 +1086,7 @@ static int __init at91ether_probe(struct platform_device *pdev)
> /* Clock */
> lp->ether_clk = clk_get(&pdev->dev, "ether_clk");
> if (IS_ERR(lp->ether_clk)) {
> - res = -ENODEV;
> + res = PTR_ERR(lp->ether_clk);
> goto err_ioumap;
> }
> clk_enable(lp->ether_clk);
>
--
Nicolas Ferre
^ permalink raw reply [flat|nested] 2+ messages in thread