From d0977efab8ffb13c092c92dba0af22edcb754571 Mon Sep 17 00:00:00 2001 From: Miaohe Lin Date: Tue, 22 Mar 2022 14:48:28 -0700 Subject: [PATCH] mm/hmm.c: remove unneeded local variable ret The local variable ret is always 0. Remove it to make code more tight. Link: https://lkml.kernel.org/r/20220125124833.39718-1-linmiaohe@huawei.com Signed-off-by: Miaohe Lin Reviewed-by: Muchun Song Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/hmm.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/mm/hmm.c b/mm/hmm.c index bd56641..af71aac 100644 --- a/mm/hmm.c +++ b/mm/hmm.c @@ -417,7 +417,6 @@ static int hmm_vma_walk_pud(pud_t *pudp, unsigned long start, unsigned long end, struct hmm_range *range = hmm_vma_walk->range; unsigned long addr = start; pud_t pud; - int ret = 0; spinlock_t *ptl = pud_trans_huge_lock(pudp, walk->vma); if (!ptl) @@ -466,7 +465,7 @@ static int hmm_vma_walk_pud(pud_t *pudp, unsigned long start, unsigned long end, out_unlock: spin_unlock(ptl); - return ret; + return 0; } #else #define hmm_vma_walk_pud NULL -- 2.7.4