From 66a0441a1791d70ac2dcd1b2deab9a1b9438fffe Mon Sep 17 00:00:00 2001
From: Anshuman Khandual <anshuman.khandual@arm.com>
Date: Mon, 31 Aug 2026 11:13:29 +0530
Subject: [PATCH] sh/mm: stop using pgd_ERROR()

Stop using pgd_ERROR() in __get_pte_phys() when page table entry is
already known to be empty.

Link: https://lore.kernel.org/20260831054331.625505-8-anshuman.khandual@arm.com
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: David Hildenbrand (Arm) <david@kernel.org>
Acked-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Rich Felker <dalias@libc.org>
Cc: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Helge Deller <deller@gmx.de>
Cc: Huacai Chen <chenhuacai@kernel.org>
Cc: James Bottomley <james.bottomley@HansenPartnership.com>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Samuel Holland <samuel.holland@sifive.com>
Cc: WANG Xuerui <kernel@xen0n.name>
---
 arch/sh/mm/init.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index 8d65e60688dc..93921109f4e6 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -52,10 +52,8 @@ static pte_t *__get_pte_phys(unsigned long addr)
 	pmd_t *pmd;
 
 	pgd = pgd_offset_k(addr);
-	if (pgd_none(*pgd)) {
-		pgd_ERROR(*pgd);
+	if (pgd_none(*pgd))
 		return NULL;
-	}
 
 	p4d = p4d_alloc(NULL, pgd, addr);
 	if (unlikely(!p4d)) {