After commit a2766325cf9f9, the error pfn is replaced by the
error code, it need not be released anymore

[ The patch is compiling tested for powerpc ]

Signed-off-by: Xiao Guangrong <redacted>
---
 arch/powerpc/kvm/e500_tlb.c |    1 -
 arch/x86/kvm/mmu.c          |    6 +++---
 arch/x86/kvm/mmu_audit.c    |    4 +---
 arch/x86/kvm/paging_tmpl.h  |    8 ++------
 virt/kvm/iommu.c            |    1 -
 virt/kvm/kvm_main.c         |   14 ++++++++------
 6 files changed, 14 insertions(+), 20 deletions(-)

diff --git a/arch/powerpc/kvm/e500_tlb.c b/arch/powerpc/kvm/e500_tlb.c
index c8f6c58..09ce5ac 100644
--- a/arch/powerpc/kvm/e500_tlb.c
+++ b/arch/powerpc/kvm/e500_tlb.c

@@ -524,7 +524,6 @@ static inline void kvmppc_e500_shadow_map(struct kvmppc_vcpu_e500 *vcpu_e500,
 		if (is_error_pfn(pfn)) {
 			printk(KERN_ERR "Couldn't get real page for gfn %lx!\n",
 					(long)gfn);
-			kvm_release_pfn_clean(pfn);
 			return;
 		}

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 320a781..949a5b8 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c

@@ -2498,7 +2498,9 @@ static void mmu_set_spte(struct kvm_vcpu *vcpu, u64 *sptep,
 				rmap_recycle(vcpu, sptep, gfn);
 		}
 	}
-	kvm_release_pfn_clean(pfn);
+
+	if (!is_error_pfn(pfn))
+		kvm_release_pfn_clean(pfn);
 }