[PATCH] KVM: x86: get rid of odd out jump label in pdptrs_changed

From: Miaohe Lin
Date: Thu Oct 24 2019 - 22:01:04 EST


The odd out jump label is really not needed. Get rid of
it by check r >= 0.

Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
---
arch/x86/kvm/x86.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index ff395f812719..b6235872fd58 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -737,10 +737,9 @@ bool pdptrs_changed(struct kvm_vcpu *vcpu)
offset = (kvm_read_cr3(vcpu) & 0xffffffe0ul) & (PAGE_SIZE - 1);
r = kvm_read_nested_guest_page(vcpu, gfn, pdpte, offset, sizeof(pdpte),
PFERR_USER_MASK | PFERR_WRITE_MASK);
- if (r < 0)
- goto out;
- changed = memcmp(pdpte, vcpu->arch.walk_mmu->pdptrs, sizeof(pdpte)) != 0;
-out:
+ if (r >= 0)
+ changed = memcmp(pdpte, vcpu->arch.walk_mmu->pdptrs,
+ sizeof(pdpte)) != 0;

return changed;
}
--
2.19.1