Re: [PATCH] drm/panthor: Fix error code in panthor_gpu_init()

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On Tue, 2 Apr 2024 12:56:19 +0300
Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote:

> This code accidentally returns zero/success on error because of a typo.
> It should be "irq" instead of "ret".  The other thing is that if
> platform_get_irq_byname() were to return zero then the error code would
> be cmplicated.  Fortunately, it does not so we can just change <= to
> < 0.
> 
> Fixes: 5cd894e258c4 ("drm/panthor: Add the GPU logical block")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

Queued to drm-misc-next.

Thanks,

Boris

> ---
>  drivers/gpu/drm/panthor/panthor_gpu.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/panthor/panthor_gpu.c b/drivers/gpu/drm/panthor/panthor_gpu.c
> index 0f7c962440d3..5251d8764e7d 100644
> --- a/drivers/gpu/drm/panthor/panthor_gpu.c
> +++ b/drivers/gpu/drm/panthor/panthor_gpu.c
> @@ -211,8 +211,8 @@ int panthor_gpu_init(struct panthor_device *ptdev)
>  		return ret;
>  
>  	irq = platform_get_irq_byname(to_platform_device(ptdev->base.dev), "gpu");
> -	if (irq <= 0)
> -		return ret;
> +	if (irq < 0)
> +		return irq;
>  
>  	ret = panthor_request_gpu_irq(ptdev, &ptdev->gpu->irq, irq, GPU_INTERRUPTS_MASK);
>  	if (ret)




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