From: Peng Hao <flyingpeng@xxxxxxxxxxx>
memslot_rmap_alloc is called when kvm_memslot_have_rmaps is enabled,
so memslot_rmap_free in the exception process should also be called
under the same conditions.
Signed-off-by: Peng Hao <flyingpeng@xxxxxxxxxxx>
---
arch/x86/kvm/x86.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index af6c8cf6a37a..00a1d96699b8 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -12947,7 +12947,8 @@ static int kvm_alloc_memslot_metadata(struct kvm *kvm,
return 0;
out_free:
- memslot_rmap_free(slot);
+ if (kvm_memslots_have_rmaps(kvm))
+ memslot_rmap_free(slot);
for (i = 1; i < KVM_NR_PAGE_SIZES; ++i) {
vfree(slot->arch.lpage_info[i - 1]);
--
2.27.0
