diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index cad5e46339f6..5fbc62a8c971 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -5085,7 +5085,7 @@ int huge_pmd_unshare(struct mm_struct *mm, unsigned long *addr, pte_t *ptep)
 }
 
 #else /* !CONFIG_ARCH_WANT_HUGE_PMD_SHARE */
-pte_t *huge_pmd_share(struct mm_struct *mm, struct vm_area_struct vma,
+pte_t *huge_pmd_share(struct mm_struct *mm, struct vm_area_struct *vma,
 		      unsigned long addr, pud_t *pud)
 {
 	return NULL;