From: SeongJae Park <sj@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: SeongJae Park <sj@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
damon@lists.linux.dev, kernel-team@meta.com,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: [PATCH] mm/damon/sysfs-schemes: avoid Wformat-security warning on damon_sysfs_access_pattern_add_range_dir()
Date: Mon, 10 Mar 2025 09:50:09 -0700 [thread overview]
Message-ID: <20250310165009.652491-1-sj@kernel.org> (raw)
When -Wformat-security is given, compiler warns as a potential security
issue on damon_sysfs_access_pattern_add_range_dir() as below:
mm/damon/sysfs-schemes.c: In function ‘damon_sysfs_access_pattern_add_range_dir’:
mm/damon/sysfs-schemes.c:1503:25: warning: format not a string literal and no format arguments [-Wformat-security]
1503 | &access_pattern->kobj, name);
| ^
Fix it by using "%s" as the format and the name as the argument.
Fixes: 7e84b1f8212a ("mm/damon/sysfs: support DAMON-based Operation Schemes")
Signed-off-by: SeongJae Park <sj@kernel.org>
---
mm/damon/sysfs-schemes.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/damon/sysfs-schemes.c b/mm/damon/sysfs-schemes.c
index 985cfc750a90..5023f2b690d6 100644
--- a/mm/damon/sysfs-schemes.c
+++ b/mm/damon/sysfs-schemes.c
@@ -1471,7 +1471,7 @@ static int damon_sysfs_access_pattern_add_range_dir(
if (!range)
return -ENOMEM;
err = kobject_init_and_add(&range->kobj, &damon_sysfs_ul_range_ktype,
- &access_pattern->kobj, name);
+ &access_pattern->kobj, "%s", name);
if (err)
kobject_put(&range->kobj);
else
base-commit: 0cc6442f34b553e5718892b818d691b8fd0b5642
--
2.39.5
reply other threads:[~2025-03-10 16:50 UTC|newest]
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