linux-kernel - [PATCH] m68k: mm: Remove superfluous memblock

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Date:   Wed, 26 Aug 2020 15:04:44 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     linux-m68k@...ts.linux-m68k.org
Cc:     Greg Ungerer <gerg@...ux-m68k.org>,
        Mike Rapoport <rppt@...nel.org>, linux-kernel@...r.kernel.org,
        Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: [PATCH] m68k: mm: Remove superfluous memblock_alloc*() casts

The return type of memblock_alloc*() is a void pointer, so there is no
need to cast it to "void *" or some other pointer type, before assigning
it to a pointer variable.

Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
---
 arch/m68k/mm/mcfmmu.c   | 2 +-
 arch/m68k/mm/motorola.c | 5 ++---
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/arch/m68k/mm/mcfmmu.c b/arch/m68k/mm/mcfmmu.c
index 2b9cb4a622811390..eac9dde65193443e 100644
--- a/arch/m68k/mm/mcfmmu.c
+++ b/arch/m68k/mm/mcfmmu.c
@@ -42,7 +42,7 @@ void __init paging_init(void)
 	unsigned long max_zone_pfn[MAX_NR_ZONES] = { 0 };
 	int i;
 
-	empty_zero_page = (void *) memblock_alloc(PAGE_SIZE, PAGE_SIZE);
+	empty_zero_page = memblock_alloc(PAGE_SIZE, PAGE_SIZE);
 	if (!empty_zero_page)
 		panic("%s: Failed to allocate %lu bytes align=0x%lx\n",
 		      __func__, PAGE_SIZE, PAGE_SIZE);
diff --git a/arch/m68k/mm/motorola.c b/arch/m68k/mm/motorola.c
index a9bdde54ca350197..3a653f0a4188d4af 100644
--- a/arch/m68k/mm/motorola.c
+++ b/arch/m68k/mm/motorola.c
@@ -227,7 +227,7 @@ static pte_t * __init kernel_page_table(void)
 	pte_t *pte_table = last_pte_table;
 
 	if (PAGE_ALIGNED(last_pte_table)) {
-		pte_table = (pte_t *)memblock_alloc_low(PAGE_SIZE, PAGE_SIZE);
+		pte_table = memblock_alloc_low(PAGE_SIZE, PAGE_SIZE);
 		if (!pte_table) {
 			panic("%s: Failed to allocate %lu bytes align=%lx\n",
 					__func__, PAGE_SIZE, PAGE_SIZE);
@@ -275,8 +275,7 @@ static pmd_t * __init kernel_ptr_table(void)
 
 	last_pmd_table += PTRS_PER_PMD;
 	if (PAGE_ALIGNED(last_pmd_table)) {
-		last_pmd_table = (pmd_t *)memblock_alloc_low(PAGE_SIZE,
-							   PAGE_SIZE);
+		last_pmd_table = memblock_alloc_low(PAGE_SIZE, PAGE_SIZE);
 		if (!last_pmd_table)
 			panic("%s: Failed to allocate %lu bytes align=%lx\n",
 			      __func__, PAGE_SIZE, PAGE_SIZE);
-- 
2.17.1