linux-kernel - [PATCH] ring-buffer: make the const read-only 'type' static

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250714160858.1234719-1-colin.i.king@gmail.com>
Date: Mon, 14 Jul 2025 17:08:58 +0100
From: Colin Ian King <colin.i.king@...il.com>
To: Steven Rostedt <rostedt@...dmis.org>,
	Masami Hiramatsu <mhiramat@...nel.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	linux-trace-kernel@...r.kernel.org
Cc: kernel-janitors@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] ring-buffer: make the const read-only 'type' static

Don't populate the read-only 'type' on the stack at run time,
instead make it static.

Signed-off-by: Colin Ian King <colin.i.king@...il.com>
---
 kernel/trace/ring_buffer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index 00fc38d70e86..39aa1f50274f 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -4118,7 +4118,7 @@ EXPORT_SYMBOL_GPL(ring_buffer_unlock_commit);
 
 static const char *show_irq_str(int bits)
 {
-	const char *type[] = {
+	static const char * type[] = {
 		".",	// 0
 		"s",	// 1
 		"h",	// 2
-- 
2.50.0