From: Alexander Graf <agraf@suse.de>
Date: Mon, 16 Jun 2014 11:58:11 +0000 (+0200)
Subject: KVM: PPC: Book3S PR: Fix sparse endian checks
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=f396df35188c59a5ecb83932190505ef297754e6;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

KVM: PPC: Book3S PR: Fix sparse endian checks

While sending sparse with endian checks over the code base, it triggered at
some places that were missing casts or had wrong types. Fix them up.

Signed-off-by: Alexander Graf <agraf@suse.de>
---

diff --git a/arch/powerpc/kvm/book3s_pr_papr.c b/arch/powerpc/kvm/book3s_pr_papr.c
index 52a63bfe3f07..f7c25c625a5b 100644
--- a/arch/powerpc/kvm/book3s_pr_papr.c
+++ b/arch/powerpc/kvm/book3s_pr_papr.c
@@ -40,8 +40,9 @@ static int kvmppc_h_pr_enter(struct kvm_vcpu *vcpu)
 {
 	long flags = kvmppc_get_gpr(vcpu, 4);
 	long pte_index = kvmppc_get_gpr(vcpu, 5);
-	unsigned long pteg[2 * 8];
-	unsigned long pteg_addr, i, *hpte;
+	__be64 pteg[2 * 8];
+	__be64 *hpte;
+	unsigned long pteg_addr, i;
 	long int ret;
 
 	i = pte_index & 7;
@@ -93,8 +94,8 @@ static int kvmppc_h_pr_remove(struct kvm_vcpu *vcpu)
 	pteg = get_pteg_addr(vcpu, pte_index);
 	mutex_lock(&vcpu->kvm->arch.hpt_mutex);
 	copy_from_user(pte, (void __user *)pteg, sizeof(pte));
-	pte[0] = be64_to_cpu(pte[0]);
-	pte[1] = be64_to_cpu(pte[1]);
+	pte[0] = be64_to_cpu((__force __be64)pte[0]);
+	pte[1] = be64_to_cpu((__force __be64)pte[1]);
 
 	ret = H_NOT_FOUND;
 	if ((pte[0] & HPTE_V_VALID) == 0 ||
@@ -171,8 +172,8 @@ static int kvmppc_h_pr_bulk_remove(struct kvm_vcpu *vcpu)
 
 		pteg = get_pteg_addr(vcpu, tsh & H_BULK_REMOVE_PTEX);
 		copy_from_user(pte, (void __user *)pteg, sizeof(pte));
-		pte[0] = be64_to_cpu(pte[0]);
-		pte[1] = be64_to_cpu(pte[1]);
+		pte[0] = be64_to_cpu((__force __be64)pte[0]);
+		pte[1] = be64_to_cpu((__force __be64)pte[1]);
 
 		/* tsl = AVPN */
 		flags = (tsh & H_BULK_REMOVE_FLAGS) >> 26;
@@ -211,8 +212,8 @@ static int kvmppc_h_pr_protect(struct kvm_vcpu *vcpu)
 	pteg = get_pteg_addr(vcpu, pte_index);
 	mutex_lock(&vcpu->kvm->arch.hpt_mutex);
 	copy_from_user(pte, (void __user *)pteg, sizeof(pte));
-	pte[0] = be64_to_cpu(pte[0]);
-	pte[1] = be64_to_cpu(pte[1]);
+	pte[0] = be64_to_cpu((__force __be64)pte[0]);
+	pte[1] = be64_to_cpu((__force __be64)pte[1]);
 
 	ret = H_NOT_FOUND;
 	if ((pte[0] & HPTE_V_VALID) == 0 ||
@@ -231,8 +232,8 @@ static int kvmppc_h_pr_protect(struct kvm_vcpu *vcpu)
 
 	rb = compute_tlbie_rb(v, r, pte_index);
 	vcpu->arch.mmu.tlbie(vcpu, rb, rb & 1 ? true : false);
-	pte[0] = cpu_to_be64(pte[0]);
-	pte[1] = cpu_to_be64(pte[1]);
+	pte[0] = (__force u64)cpu_to_be64(pte[0]);
+	pte[1] = (__force u64)cpu_to_be64(pte[1]);
 	copy_to_user((void __user *)pteg, pte, sizeof(pte));
 	ret = H_SUCCESS;