From c310e06cc4e44b4ec4bc02f0494a7f55cc36c1be Mon Sep 17 00:00:00 2001 From: Xianting Tian Date: Thu, 28 Apr 2022 23:16:04 -0700 Subject: fs/proc/task_mmu.c: remove redundant page validation of pte_page pte_page() always returns a valid page, so remove the redundant page validation, as we did in many other places. Link: https://lkml.kernel.org/r/20220316025947.328276-1-xianting.tian@linux.alibaba.com Signed-off-by: Xianting Tian Reviewed-by: Chaitanya Kulkarni Cc: Alexey Dobriyan Cc: Yang Shi Cc: Sasha Levin Cc: Miaohe Lin Signed-off-by: Andrew Morton --- fs/proc/task_mmu.c | 2 -- 1 file changed, 2 deletions(-) (limited to 'fs/proc') diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index f46060eb91b5..a843d13e2e1a 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -1873,8 +1873,6 @@ static int gather_hugetlb_stats(pte_t *pte, unsigned long hmask, return 0; page = pte_page(huge_pte); - if (!page) - return 0; md = walk->private; gather_stats(page, md, pte_dirty(huge_pte), 1); -- cgit v1.2.3-70-g09d2