Re: [PATCH v2] emu10k1: correctly handling failed thread creation

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On Fri, 29 Jan 2016 16:56:11 +0100,
Insu Yun wrote:
> 
> Since kthread_create can be failed, it needs to check
> whether error occurred and return error code.
> 
> Signed-off-by: Insu Yun <wuninsu@xxxxxxxxx>

Applied, thanks.


Takashi

> ---
>  sound/pci/emu10k1/emu10k1_main.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/sound/pci/emu10k1/emu10k1_main.c b/sound/pci/emu10k1/emu10k1_main.c
> index 28e2f8b..8914534 100644
> --- a/sound/pci/emu10k1/emu10k1_main.c
> +++ b/sound/pci/emu10k1/emu10k1_main.c
> @@ -1141,6 +1141,14 @@ static int snd_emu10k1_emu1010_init(struct snd_emu10k1 *emu)
>  		emu->emu1010.firmware_thread =
>  			kthread_create(emu1010_firmware_thread, emu,
>  				       "emu1010_firmware");
> +		if (IS_ERR(emu->emu1010.firmware_thread)) {
> +			err = PTR_ERR(emu->emu1010.firmware_thread);
> +			emu->emu1010.firmware_thread = NULL;
> +			dev_info(emu->card->dev,
> +					"emu1010: Creating thread failed\n");
> +			return err;
> +		}
> +
>  		wake_up_process(emu->emu1010.firmware_thread);
>  	}
>  
> -- 
> 1.9.1
> 
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