Fix sparse: incorrect type in argument 1 (different base types). Typecast
the userspace address argument.

Fixes: 0d0736f76347 (KVM: SVM: Add support for KVM_SEV_LAUNCH_MEASURE ...)
Cc: Paolo Bonzini <pbonz...@redhat.com>
Cc: "Radim Krčmář" <rkrc...@redhat.com>
Cc: Borislav Petkov <b...@suse.de>
Cc: Tom Lendacky <thomas.lenda...@amd.com>
Cc: linux-kernel@vger.kernel.org
Cc: Joerg Roedel <j...@8bytes.org>
Signed-off-by: Brijesh Singh <brijesh.si...@amd.com>
---
 arch/x86/kvm/svm.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index b3e488a74828..a2f1bb73640c 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -6262,7 +6262,9 @@ static int sev_launch_measure(struct kvm *kvm, struct 
kvm_sev_cmd *argp)
                        goto e_free;
                }
 
-               if (!access_ok(VERIFY_WRITE, params.uaddr, params.len)) {
+               if (!access_ok(VERIFY_WRITE,
+                              (void __user *)(uintptr_t)params.uaddr,
+                              params.len)) {
                        ret = -EFAULT;
                        goto e_free;
                }
-- 
2.14.3

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