Re: [v2][PATCH 2/2] x86/virt/tdx: Fix sparse warnings from using 0 for NULL

[Kiryl Shutsemau]

On Mon, Nov 03, 2025 at 03:44:39PM -0800, Dave Hansen wrote:
> 
> From: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
> 
> Stop using 0 for NULL.
> 
> sparse moans:
> 
> 	... arch/x86/kvm/vmx/tdx.c:859:38: warning: Using plain integer as NULL pointer
> 
> for several TDX pointer initializations. While I love a good ptr=0
> now and then, it's good to have quiet sparse builds.
> 
> Signed-off-by: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
> Fixes: a50f673f25e0 ("KVM: TDX: Do TDX specific vcpu initialization")
> Fixes: 8d032b683c29 ("KVM: TDX: create/destroy VM structure")
> Reviewed-by: Rick Edgecombe <rick.p.edgecombe@xxxxxxxxx>
> Cc: Xiaoyao Li <xiaoyao.li@xxxxxxxxx>
> Cc: Sean Christopherson <seanjc@xxxxxxxxxx>
> Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>
> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Cc: Ingo Molnar <mingo@xxxxxxxxxx>
> Cc: Borislav Petkov <bp@xxxxxxxxx>
> Cc: x86@xxxxxxxxxx
> Cc: "H. Peter Anvin" <hpa@xxxxxxxxx>
> Cc: "Kirill A. Shutemov" <kas@xxxxxxxxxx>
> Cc: Rick Edgecombe <rick.p.edgecombe@xxxxxxxxx>
> Cc: kvm@xxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx

Acked-by: Kiryl Shutsemau <kas@xxxxxxxxxx>

-- 
  Kiryl Shutsemau / Kirill A. Shutemov