linux-kernel - [PATCH] watchdog: stm32: replace "%p" with "%pK"

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 for Android: free password hash cracker in your pocket

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

Date:   Fri,  6 Jul 2018 15:08:08 +0200
From:   Benjamin Gaignard <benjamin.gaignard@...aro.org>
To:     wim@...ux-watchdog.org, linux@...ck-us.net,
        mcoquelin.stm32@...il.com, alexandre.torgue@...com
Cc:     linux-watchdog@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Benjamin Gaignard <benjamin.gaignard@...com>
Subject: [PATCH] watchdog: stm32: replace "%p" with "%pK"

The format specifier "%p" can leak kernel addresses.
Use "%pK" instead.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...com>
---
 drivers/watchdog/stm32_iwdg.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/watchdog/stm32_iwdg.c b/drivers/watchdog/stm32_iwdg.c
index c97ad5619cb0..740f74a98644 100644
--- a/drivers/watchdog/stm32_iwdg.c
+++ b/drivers/watchdog/stm32_iwdg.c
@@ -172,7 +172,7 @@ static int stm32_iwdg_probe(struct platform_device *pdev)
 
 	ret = clk_prepare_enable(clk);
 	if (ret) {
-		dev_err(&pdev->dev, "Unable to prepare clock %p\n", clk);
+		dev_err(&pdev->dev, "Unable to prepare clock %pK\n", clk);
 		return ret;
 	}
 
-- 
2.15.0