[PATCH 2/2] kasan, mm: reset tag for hex dump address - Kuan-Ying Lee

From: Kuan-Ying Lee <Kuan-Ying.Lee@mediatek.com>
To: Nicholas Tang <nicholas.tang@mediatek.com>,
	Andrew Yang <andrew.yang@mediatek.com>,
	Andrey Konovalov <andreyknvl@gmail.com>,
	"Andrey Ryabinin" <ryabinin.a.a@gmail.com>,
	Alexander Potapenko <glider@google.com>,
	Marco Elver <elver@google.com>,
	Chinwen Chang <chinwen.chang@mediatek.com>,
	Andrew Morton <akpm@linux-foundation.org>
Cc: <kasan-dev@googlegroups.com>, <linux-mm@kvack.org>,
	<linux-kernel@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-mediatek@lists.infradead.org>,
	Kuan-Ying Lee <Kuan-Ying.Lee@mediatek.com>
Subject: [PATCH 2/2] kasan, mm: reset tag for hex dump address
Date: Tue, 27 Jul 2021 12:00:21 +0800	[thread overview]
Message-ID: <20210727040021.21371-3-Kuan-Ying.Lee@mediatek.com> (raw)
In-Reply-To: <20210727040021.21371-1-Kuan-Ying.Lee@mediatek.com>

Text is a string. We need to move this kasan_reset_tag()
to address but text.

Signed-off-by: Kuan-Ying Lee <Kuan-Ying.Lee@mediatek.com>
---
 mm/slub.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/slub.c b/mm/slub.c
index 6dad2b6fda6f..d20674f839ba 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -576,8 +576,8 @@ static void print_section(char *level, char *text, u8 *addr,
 			  unsigned int length)
 {
 	metadata_access_enable();
-	print_hex_dump(level, kasan_reset_tag(text), DUMP_PREFIX_ADDRESS,
-			16, 1, addr, length, 1);
+	print_hex_dump(level, text, DUMP_PREFIX_ADDRESS,
+			16, 1, kasan_reset_tag((void *)addr), length, 1);
 	metadata_access_disable();
 }
 
-- 
2.18.0
