From dd7664d67b478afeb79a89e4586c2cd7707d17d6 Mon Sep 17 00:00:00 2001 From: Alexandre Ghiti Date: Tue, 4 Jul 2023 09:43:56 +0200 Subject: [PATCH] riscv: Mark KASAN tmp* page tables variables as static tmp_pg_dir, tmp_p4d and tmp_pud are only used in kasan_init.c so they should be declared as static. Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202306282202.bODptiGE-lkp@intel.com/ Fixes: 96f9d4daf745 ("riscv: Rework kasan population functions") Signed-off-by: Alexandre Ghiti Link: https://lore.kernel.org/r/20230704074357.233982-1-alexghiti@rivosinc.com Cc: stable@vger.kernel.org Signed-off-by: Palmer Dabbelt --- arch/riscv/mm/kasan_init.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/riscv/mm/kasan_init.c b/arch/riscv/mm/kasan_init.c index 8fc0efcf905c..b88914741f3d 100644 --- a/arch/riscv/mm/kasan_init.c +++ b/arch/riscv/mm/kasan_init.c @@ -23,9 +23,9 @@ */ extern pgd_t early_pg_dir[PTRS_PER_PGD]; -pgd_t tmp_pg_dir[PTRS_PER_PGD] __page_aligned_bss; -p4d_t tmp_p4d[PTRS_PER_P4D] __page_aligned_bss; -pud_t tmp_pud[PTRS_PER_PUD] __page_aligned_bss; +static pgd_t tmp_pg_dir[PTRS_PER_PGD] __page_aligned_bss; +static p4d_t tmp_p4d[PTRS_PER_P4D] __page_aligned_bss; +static pud_t tmp_pud[PTRS_PER_PUD] __page_aligned_bss; static void __init kasan_populate_pte(pmd_t *pmd, unsigned long vaddr, unsigned long end) { -- 2.25.1