linux-kernel - [PATCH v2 4/4] mm: Use ARRAY_END() instead of open-coding it

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Message-ID: <094878542457310b784a60bbd2d444d129c61b66.1762637046.git.alx@kernel.org>
Date: Sat, 8 Nov 2025 23:20:38 +0100
From: Alejandro Colomar <alx@...nel.org>
To: linux-kernel@...r.kernel.org
Cc: Alejandro Colomar <alx@...nel.org>, Kees Cook <kees@...nel.org>, 
	Christopher Bazley <chris.bazley.wg14@...il.com>, Rasmus Villemoes <linux@...musvillemoes.dk>, 
	Marco Elver <elver@...gle.com>, Michal Hocko <mhocko@...e.com>, 
	Linus Torvalds <torvalds@...ux-foundation.org>, Al Viro <viro@...iv.linux.org.uk>, 
	Alexander Potapenko <glider@...gle.com>, Dmitry Vyukov <dvyukov@...gle.com>, Jann Horn <jannh@...gle.com>, 
	Andrew Morton <akpm@...ux-foundation.org>
Subject: [PATCH v2 4/4] mm: Use ARRAY_END() instead of open-coding it

Cc: Kees Cook <kees@...nel.org>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Signed-off-by: Alejandro Colomar <alx@...nel.org>
---
 mm/kmemleak.c      | 2 +-
 mm/memcontrol-v1.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/mm/kmemleak.c b/mm/kmemleak.c
index 1ac56ceb29b6..fe33f2edfe07 100644
--- a/mm/kmemleak.c
+++ b/mm/kmemleak.c
@@ -510,7 +510,7 @@ static void mem_pool_free(struct kmemleak_object *object)
 {
 	unsigned long flags;
 
-	if (object < mem_pool || object >= mem_pool + ARRAY_SIZE(mem_pool)) {
+	if (object < mem_pool || object >= ARRAY_END(mem_pool)) {
 		kmem_cache_free(object_cache, object);
 		return;
 	}
diff --git a/mm/memcontrol-v1.c b/mm/memcontrol-v1.c
index 6eed14bff742..b2f37bd939fa 100644
--- a/mm/memcontrol-v1.c
+++ b/mm/memcontrol-v1.c
@@ -1794,7 +1794,7 @@ static int memcg_numa_stat_show(struct seq_file *m, void *v)
 
 	mem_cgroup_flush_stats(memcg);
 
-	for (stat = stats; stat < stats + ARRAY_SIZE(stats); stat++) {
+	for (stat = stats; stat < ARRAY_END(stats); stat++) {
 		seq_printf(m, "%s=%lu", stat->name,
 			   mem_cgroup_nr_lru_pages(memcg, stat->lru_mask,
 						   false));
@@ -1805,7 +1805,7 @@ static int memcg_numa_stat_show(struct seq_file *m, void *v)
 		seq_putc(m, '\n');
 	}
 
-	for (stat = stats; stat < stats + ARRAY_SIZE(stats); stat++) {
+	for (stat = stats; stat < ARRAY_END(stats); stat++) {
 
 		seq_printf(m, "hierarchical_%s=%lu", stat->name,
 			   mem_cgroup_nr_lru_pages(memcg, stat->lru_mask,
-- 
2.51.0