Re: [PATCH] kvm:powerpc:Fix return statements for wrapper functions in the file book3s_64_mmu_hv.c

[Alexander Graf]

On 10.08.15 17:27, Nicholas Krause wrote:
> This fixes the wrapper functions kvm_umap_hva_hv and the function
> kvm_unmap_hav_range_hv to return the return value of the function
> kvm_handle_hva or kvm_handle_hva_range that they are wrapped to
> call internally rather then always making the caller of these
> wrapper functions think they always run successfully by returning
> the value of zero directly.
> 
> Signed-off-by: Nicholas Krause <xerofoify@xxxxxxxxx>

Paul, could you please take on this one?

Thanks,

Alex

> ---
>  arch/powerpc/kvm/book3s_64_mmu_hv.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/powerpc/kvm/book3s_64_mmu_hv.c b/arch/powerpc/kvm/book3s_64_mmu_hv.c
> index dab68b7..0905c8f 100644
> --- a/arch/powerpc/kvm/book3s_64_mmu_hv.c
> +++ b/arch/powerpc/kvm/book3s_64_mmu_hv.c
> @@ -774,14 +774,12 @@ static int kvm_unmap_rmapp(struct kvm *kvm, unsigned long *rmapp,
>  
>  int kvm_unmap_hva_hv(struct kvm *kvm, unsigned long hva)
>  {
> -	kvm_handle_hva(kvm, hva, kvm_unmap_rmapp);
> -	return 0;
> +	return kvm_handle_hva(kvm, hva, kvm_unmap_rmapp);
>  }
>  
>  int kvm_unmap_hva_range_hv(struct kvm *kvm, unsigned long start, unsigned long end)
>  {
> -	kvm_handle_hva_range(kvm, start, end, kvm_unmap_rmapp);
> -	return 0;
> +	return kvm_handle_hva_range(kvm, start, end, kvm_unmap_rmapp);
>  }
>  
>  void kvmppc_core_flush_memslot_hv(struct kvm *kvm,
> 
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