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From: Thorsten Blum <blum@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>,
	"Masami Hiramatsu (Google)" <mhiramat@kernel.org>,
	Breno Leitao <leitao@debian.org>,
	Christian Brauner <brauner@kernel.org>,
	Sang-Heon Jeon <ekffu200098@gmail.com>,
	Wilson Felipe Pereira <wfelipe@google.com>,
	Ryan Roberts <ryan.roberts@arm.com>
Cc: Thorsten Blum <blum@kernel.org>,
	"Mike Rapoport (Microsoft)" <rppt@kernel.org>,
	linux-kernel@vger.kernel.org
Subject: [PATCH 1/2] init: Use strscpy() in do_initcalls()
Date: Sat, 14 Nov 2026 12:52:29 +0100	[thread overview]
Message-ID: <20261114115230.30345-3-blum@kernel.org> (raw)

Replace the deprecated strcpy() [1] with strscpy() to bound the copy to
the allocated buffer size.

Link: https://www.kernel.org/doc/html/latest/process/deprecated.html#strcpy [1]
Signed-off-by: Thorsten Blum <blum@kernel.org>
---
 init/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/init/main.c b/init/main.c
index db8fb6ebe830..93a2b12976f0 100644
--- a/init/main.c
+++ b/init/main.c
@@ -1481,7 +1481,7 @@ static void __init do_initcalls(void)
 
 	for (level = 0; level < ARRAY_SIZE(initcall_levels) - 1; level++) {
 		/* Parser modifies command_line, restore it each time */
-		strcpy(command_line, saved_command_line);
+		strscpy(command_line, saved_command_line, len);
 		do_initcall_level(level, command_line);
 	}
 

             reply	other threads:[~2026-11-14 11:53 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-11-14 11:52 Thorsten Blum [this message]
2026-11-14 11:52 ` [PATCH 2/2] init: Use kmalloc() in do_initcalls() Thorsten Blum

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