linux-kernel - [PATCH] XArray: fix comparing pointer to 0

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>] [day] [month] [year] [list]

Message-Id: <20211206033121.28100-1-hanyihao@vivo.com>
Date:   Sun,  5 Dec 2021 19:31:14 -0800
From:   Yihao Han <hanyihao@...o.com>
To:     Yihao Han <hanyihao@...o.com>,
        "Matthew Wilcox (Oracle)" <willy@...radead.org>,
        linux-kernel@...r.kernel.org
Cc:     kernel@...o.com
Subject: [PATCH] XArray: fix comparing pointer to 0

Compare pointer-typed values to NULL rather than 0.

Signed-off-by: Yihao Han <hanyihao@...o.com>
---
 lib/test_xarray.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/test_xarray.c b/lib/test_xarray.c
index d10cb0182654..0c366e88d884 100644
--- a/lib/test_xarray.c
+++ b/lib/test_xarray.c
@@ -742,7 +742,7 @@ static noinline void check_xa_alloc_1(struct xarray *xa, unsigned int base)
 
 	XA_BUG_ON(xa, xa_alloc(xa, &id, xa_mk_index(10), XA_LIMIT(10, 5),
 				GFP_KERNEL) != -EBUSY);
-	XA_BUG_ON(xa, xa_store_index(xa, 3, GFP_KERNEL) != 0);
+	XA_BUG_ON(xa, xa_store_index(xa, 3, GFP_KERNEL) != NULL);
 	XA_BUG_ON(xa, xa_alloc(xa, &id, xa_mk_index(10), XA_LIMIT(10, 5),
 				GFP_KERNEL) != -EBUSY);
 	xa_erase_index(xa, 3);
-- 
2.17.1