linux-kernel - [PATCH v2 4/4] crypto: hisilicon/debugfs - delete redundant null assignment operations

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

Date:   Sat, 5 Nov 2022 09:53:57 +0000
From:   Kai Ye <yekai13@...wei.com>
To:     <herbert@...dor.apana.org.au>
CC:     <linux-crypto@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <wangzhou1@...ilicon.com>, <yekai13@...wei.com>
Subject: [PATCH v2 4/4] crypto: hisilicon/debugfs - delete redundant null assignment operations

There is no security data in the pointer. It is only a value transferred
as a structure. So not need to set the pointer to null.

Signed-off-by: Kai Ye <yekai13@...wei.com>
---
 drivers/crypto/hisilicon/debugfs.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/crypto/hisilicon/debugfs.c b/drivers/crypto/hisilicon/debugfs.c
index 9f1bfabd7ae2..bcd5cdaea736 100644
--- a/drivers/crypto/hisilicon/debugfs.c
+++ b/drivers/crypto/hisilicon/debugfs.c
@@ -822,7 +822,6 @@ static void dfx_regs_uninit(struct hisi_qm *qm,
 		dregs[i].regs = NULL;
 	}
 	kfree(dregs);
-	dregs = NULL;
 }
 
 static struct dfx_diff_registers *dfx_regs_init(struct hisi_qm *qm,
-- 
2.17.1