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From: Alejandro Colomar <alx@kernel.org>
To: linux-kernel@vger.kernel.org, linux-mm@kvack.org
Cc: Alejandro Colomar <alx@kernel.org>, Kees Cook <kees@kernel.org>,
	 Christopher Bazley <chris.bazley.wg14@gmail.com>,
	Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	 Marco Elver <elver@google.com>, Michal Hocko <mhocko@suse.com>,
	 Linus Torvalds <torvalds@linux-foundation.org>,
	Al Viro <viro@zeniv.linux.org.uk>,
	 Alexander Potapenko <glider@google.com>,
	Dmitry Vyukov <dvyukov@google.com>, Jann Horn <jannh@google.com>,
	 Andrew Morton <akpm@linux-foundation.org>,
	"Maciej W. Rozycki" <macro@orcam.me.uk>
Subject: [PATCH v4 4/4] mm: Use ARRAY_END() instead of open-coding it
Date: Sun, 9 Nov 2025 20:45:24 +0100	[thread overview]
Message-ID: <980c8fe8a6de9409f241334262a08538a39a353f.1762717358.git.alx@kernel.org> (raw)
In-Reply-To: <cover.1758806023.git.alx@kernel.org>

Cc: Kees Cook <kees@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Alejandro Colomar <alx@kernel.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



      parent reply	other threads:[~2025-11-09 19:49 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <cover.1758806023.git.alx@kernel.org>
2025-11-09 18:06 ` [PATCH v3 0/4] Add ARRAY_END(), and use it to fix off-by-one bugs Alejandro Colomar
2025-11-09 18:06   ` [PATCH v3 1/4] array_size.h: Add ARRAY_END() Alejandro Colomar
2025-11-09 19:05     ` Maciej W. Rozycki
2025-11-09 19:18       ` Alejandro Colomar
2025-11-09 18:06   ` [PATCH v3 2/4] mm: Fix benign off-by-one bugs Alejandro Colomar
2025-11-09 18:07   ` [PATCH v3 3/4] kernel: Fix off-by-one benign bugs Alejandro Colomar
2025-11-09 18:07   ` [PATCH v3 4/4] mm: Use ARRAY_END() instead of open-coding it Alejandro Colomar
2025-11-09 19:45 ` [PATCH v4 0/4] Add ARRAY_END(), and use it to fix off-by-one bugs Alejandro Colomar
2025-11-09 19:45 ` [PATCH v4 1/4] array_size.h: Add ARRAY_END() Alejandro Colomar
2025-11-09 19:45 ` [PATCH v4 2/4] mm: Fix benign off-by-one bugs Alejandro Colomar
2025-11-09 19:45 ` [PATCH v4 3/4] kernel: Fix off-by-one benign bugs Alejandro Colomar
2025-11-09 19:45 ` Alejandro Colomar [this message]

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