Re: [PATCH 1/3] ARM: OMAP2+: return -ENODEV if GPMC child device creation fails

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On 03/14/2013 10:09 AM, Javier Martinez Canillas wrote:
> gpmc_probe_nor_child() calls of_platform_device_create() to create a
> platform device for the NOR child. If this function fails the value
> of ret is returned to the caller but this value is zero since it was
> assigned the return of a previous call to gpmc_cs_program_settings()
> that had to succeed or otherwise gpmc_probe_nor_child() would have
> returned before.
> 
> This means that if of_platform_device_create() fails, 0 will be returned
> to the caller instead of an appropriate error code.
> 
> Signed-off-by: Javier Martinez Canillas <javier.martinez@xxxxxxxxxxxxxxx>
> ---
>  arch/arm/mach-omap2/gpmc.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
> index d594e1d..8799aed 100644
> --- a/arch/arm/mach-omap2/gpmc.c
> +++ b/arch/arm/mach-omap2/gpmc.c
> @@ -1505,6 +1505,7 @@ static int gpmc_probe_nor_child(struct platform_device *pdev,
>  		return 0;
>  
>  	dev_err(&pdev->dev, "failed to create gpmc child %s\n", child->name);
> +	ret = -ENODEV;
>  
>  err:
>  	gpmc_cs_free(cs);

Good catch! Thanks for the fix, I will pick this up.

Cheers
Jon
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