1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c
index 9428ced0480..3745a318def 100644
--- a/drivers/xen/grant-table.c
+++ b/drivers/xen/grant-table.c
@@ -462,6 +462,10 @@ int gnttab_map_refs(struct gnttab_map_grant_ref *map_ops,
                 return ret;
 
         for (i = 0; i < count; i++) {
+                /* Do not add to override if the map failed. */
+                if (map_ops[i].status)
+                        continue;
+
                 /* m2p override only supported for GNTMAP_contains_pte mappings */
                 if (!(map_ops[i].flags & GNTMAP_contains_pte))
                         continue;