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Diffstat (limited to 'arch/s390/kvm/intercept.c')
-rw-r--r--arch/s390/kvm/intercept.c18
1 files changed, 7 insertions, 11 deletions
diff --git a/arch/s390/kvm/intercept.c b/arch/s390/kvm/intercept.c
index f26ff1e..b7d1b2e 100644
--- a/arch/s390/kvm/intercept.c
+++ b/arch/s390/kvm/intercept.c
@@ -43,12 +43,10 @@ static int handle_lctlg(struct kvm_vcpu *vcpu)
trace_kvm_s390_handle_lctl(vcpu, 1, reg1, reg3, useraddr);
do {
- rc = get_guest_u64(vcpu, useraddr,
- &vcpu->arch.sie_block->gcr[reg]);
- if (rc == -EFAULT) {
- kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING);
- break;
- }
+ rc = get_guest(vcpu, vcpu->arch.sie_block->gcr[reg],
+ (u64 __user *) useraddr);
+ if (rc)
+ return kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING);
useraddr += 8;
if (reg == reg3)
break;
@@ -78,11 +76,9 @@ static int handle_lctl(struct kvm_vcpu *vcpu)
reg = reg1;
do {
- rc = get_guest_u32(vcpu, useraddr, &val);
- if (rc == -EFAULT) {
- kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING);
- break;
- }
+ rc = get_guest(vcpu, val, (u32 __user *) useraddr);
+ if (rc)
+ return kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING);
vcpu->arch.sie_block->gcr[reg] &= 0xffffffff00000000ul;
vcpu->arch.sie_block->gcr[reg] |= val;
useraddr += 4;
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