linux-kernel - [PATCH] cgroup: Replace deprecated strcpy() with strscpy()

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Message-ID: <20250812115036.118407-1-thorsten.blum@linux.dev>
Date: Tue, 12 Aug 2025 13:50:35 +0200
From: Thorsten Blum <thorsten.blum@...ux.dev>
To: Tejun Heo <tj@...nel.org>,
	Johannes Weiner <hannes@...xchg.org>,
	Michal Koutný <mkoutny@...e.com>
Cc: Thorsten Blum <thorsten.blum@...ux.dev>,
	cgroups@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] cgroup: Replace deprecated strcpy() with strscpy()

strcpy() is deprecated; use strscpy() instead.

Link: https://github.com/KSPP/linux/issues/88
Signed-off-by: Thorsten Blum <thorsten.blum@...ux.dev>
---
 kernel/cgroup/cgroup-v1.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c
index fa24c032ed6f..b551d9f47af5 100644
--- a/kernel/cgroup/cgroup-v1.c
+++ b/kernel/cgroup/cgroup-v1.c
@@ -10,6 +10,7 @@
 #include <linux/sched/task.h>
 #include <linux/magic.h>
 #include <linux/slab.h>
+#include <linux/string.h>
 #include <linux/vmalloc.h>
 #include <linux/delayacct.h>
 #include <linux/pid_namespace.h>
@@ -1129,7 +1130,7 @@ int cgroup1_reconfigure(struct fs_context *fc)
 
 	if (ctx->release_agent) {
 		spin_lock(&release_agent_path_lock);
-		strcpy(root->release_agent_path, ctx->release_agent);
+		strscpy(root->release_agent_path, ctx->release_agent);
 		spin_unlock(&release_agent_path_lock);
 	}
 
-- 
2.50.1