[PATCH 7/8] sh/mm: Stop using pgd_ERROR()
COLD34d
IN LINUX-NEXT: 28 (28M)
From: Anshuman Khandual <hidden>
Date: 2026-08-31 05:44:01
Also in:
linux-alpha, linux-arch, linux-m68k, linux-mips, linux-mm, linux-riscv, linux-s390, linux-sh, linux-um, linuxppc-dev, lkml, loongarch, sparclinux
Subsystem:
superh, the rest · Maintainers:
Yoshinori Sato, Rich Felker, John Paul Adrian Glaubitz, Linus Torvalds
2 review trailers; queued in linux-next as 7df03decfb96 on 2026-10-02.
Stop using pgd_ERROR() in __get_pte_phys() when page table entry is already known to be empty. Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Cc: Rich Felker <dalias@libc.org> Cc: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de> Cc: linux-sh@vger.kernel.org Cc: linux-kernel@vger.kernel.org Reviewed-by: David Hildenbrand (Arm) <david@kernel.org> Acked-by: Mike Rapoport (Microsoft) <rppt@kernel.org> Signed-off-by: Anshuman Khandual <redacted> --- 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)) {
--
2.43.0