[GIT PULL 3/6] KVM: x86: Use file_to_kvm_x86() in SEV

[Christian Borntraeger <borntraeger@linux.ibm.com>]

From: Steffen Eiden <seiden@linux.ibm.com>

Use the new arch-namespaced helper instead of open-coding the file check
and private_data cast separately.

Suggested-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Steffen Eiden <seiden@linux.ibm.com>
Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Acked-by: Janosch Frank <frankja@linux.ibm.com>
Acked-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Christian Borntraeger <borntraeger@linux.ibm.com>
---
 arch/x86/kvm/svm/sev.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c
index 5705723f1f41..6b0eacde4f06 100644
--- a/arch/x86/kvm/svm/sev.c
+++ b/arch/x86/kvm/svm/sev.c
@@ -2145,10 +2145,10 @@ int sev_vm_move_enc_context_from(struct kvm *kvm, unsigned int source_fd)
 	if (fd_empty(f))
 		return -EBADF;
 
-	if (!file_is_kvm(fd_file(f)))
+	source_kvm = file_to_kvm_x86(fd_file(f));
+	if (!source_kvm)
 		return -EBADF;
 
-	source_kvm = fd_file(f)->private_data;
 	ret = sev_lock_two_vms(kvm, source_kvm);
 	if (ret)
 		return ret;
@@ -2866,10 +2866,10 @@ int sev_vm_copy_enc_context_from(struct kvm *kvm, unsigned int source_fd)
 	if (fd_empty(f))
 		return -EBADF;
 
-	if (!file_is_kvm(fd_file(f)))
+	source_kvm = file_to_kvm_x86(fd_file(f));
+	if (!source_kvm)
 		return -EBADF;
 
-	source_kvm = fd_file(f)->private_data;
 	ret = sev_lock_two_vms(kvm, source_kvm);
 	if (ret)
 		return ret;
-- 
2.53.0