diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c
index 6046e0b552b24d4d1808dfa1c52470ea9fdc70ee..27978f249016f80eb1dbe2c0037e9cc9022d2d4f 100644
--- a/fs/userfaultfd.c
+++ b/fs/userfaultfd.c
@@ -558,7 +558,7 @@ int dup_userfaultfd(struct vm_area_struct *vma, struct list_head *fcs)
 		ctx->features = octx->features;
 		ctx->released = false;
 		ctx->mm = vma->vm_mm;
-		atomic_inc(&ctx->mm->mm_users);
+		atomic_inc(&ctx->mm->mm_count);
 
 		userfaultfd_ctx_get(octx);
 		fctx->orig = octx;