[PATCH] mm/huge_memory.c: Remove unnecessary local variable ret2

[Miaohe Lin]

There is no need to use a new local variable ret2 to get the return value
of handle_userfault(). Use ret directly to make code more succinct.

Signed-off-by: Miaohe Lin <linmia...@huawei.com>
---
 mm/huge_memory.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 395c75111d33..caf552834dbb 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -624,14 +624,12 @@ static vm_fault_t __do_huge_pmd_anonymous_page(struct 
vm_fault *vmf,
 
                /* Deliver the page fault to userland */
                if (userfaultfd_missing(vma)) {
-                       vm_fault_t ret2;
-
                        spin_unlock(vmf->ptl);
                        put_page(page);
                        pte_free(vma->vm_mm, pgtable);
-                       ret2 = handle_userfault(vmf, VM_UFFD_MISSING);
-                       VM_BUG_ON(ret2 & VM_FAULT_FALLBACK);
-                       return ret2;
+                       ret = handle_userfault(vmf, VM_UFFD_MISSING);
+                       VM_BUG_ON(ret & VM_FAULT_FALLBACK);
+                       return ret;
                }
 
                entry = mk_huge_pmd(page, vma->vm_page_prot);
-- 
2.19.1