From: Ingo Molnar <mingo@kernel.org>
Date: Mon, 13 Nov 2017 06:15:41 +0000 (+0100)
Subject: timer/debug: Change /proc/timer_list from 0444 to 0400
X-Git-Tag: v4.14.90~72
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=30c64b5a4f2b88de1c69fcc556eb4a1238ad5ac3;p=platform%2Fkernel%2Flinux-exynos.git

timer/debug: Change /proc/timer_list from 0444 to 0400

[ Upstream commit 8e7df2b5b7f245c9bd11064712db5cb69044a362 ]

While it uses %pK, there's still few reasons to read this file
as non-root.

Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/kernel/time/timer_list.c b/kernel/time/timer_list.c
index 0e7f542..0ed768b 100644
--- a/kernel/time/timer_list.c
+++ b/kernel/time/timer_list.c
@@ -389,7 +389,7 @@ static int __init init_timer_list_procfs(void)
 {
 	struct proc_dir_entry *pe;
 
-	pe = proc_create("timer_list", 0444, NULL, &timer_list_fops);
+	pe = proc_create("timer_list", 0400, NULL, &timer_list_fops);
 	if (!pe)
 		return -ENOMEM;
 	return 0;