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Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/kvm/svm/sev.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c
index 3dc3e2897804..02d60d7f903d 100644
--- a/arch/x86/kvm/svm/sev.c
+++ b/arch/x86/kvm/svm/sev.c
@@ -1271,8 +1271,8 @@ static int sev_send_update_data(struct kvm *kvm, struct kvm_sev_cmd *argp)
/* Pin guest memory */
guest_page = sev_pin_memory(kvm, params.guest_uaddr & PAGE_MASK,
PAGE_SIZE, &n, 0);
- if (!guest_page)
- return -EFAULT;
+ if (IS_ERR(guest_page))
+ return PTR_ERR(guest_page);
/* allocate memory for header and transport buffer */
ret = -ENOMEM;
@@ -1463,11 +1463,12 @@ static int sev_receive_update_data(struct kvm *kvm, struct kvm_sev_cmd *argp)
data.trans_len = params.trans_len;
/* Pin guest memory */
- ret = -EFAULT;
guest_page = sev_pin_memory(kvm, params.guest_uaddr & PAGE_MASK,
PAGE_SIZE, &n, 0);
- if (!guest_page)
+ if (IS_ERR(guest_page)) {
+ ret = PTR_ERR(guest_page);
goto e_free_trans;
+ }
/* The RECEIVE_UPDATE_DATA command requires C-bit to be always set. */
data.guest_address = (page_to_pfn(guest_page[0]) << PAGE_SHIFT) + offset;