Re: [PATCH] drm/etnaviv: Fix a leak in submit_pin_objects()

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Am Montag, den 18.05.2020, 14:29 +0300 schrieb Dan Carpenter:
> If the mapping address is wrong then we have to release the reference to
> it before returning -EINVAL.
> 
> Fixes: 088880ddc0b2 ("drm/etnaviv: implement softpin")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

Thanks, applied to etnaviv/fixes.

Regards,
Lucas

> ---
> From static analysis.  Untested.
> 
>  drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c
> index 3b0afa156d92..54def341c1db 100644
> --- a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c
> +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c
> @@ -238,8 +238,10 @@ static int submit_pin_objects(struct etnaviv_gem_submit *submit)
>  		}
>  
>  		if ((submit->flags & ETNA_SUBMIT_SOFTPIN) &&
> -		     submit->bos[i].va != mapping->iova)
> +		     submit->bos[i].va != mapping->iova) {
> +			etnaviv_gem_mapping_unreference(mapping);
>  			return -EINVAL;
> +		}
>  
>  		atomic_inc(&etnaviv_obj->gpu_active);
>  




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