linux-kernel - [PATCH -next] misc: use DIV_ROUND

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

Message-ID: <20201222133344.19753-1-zhengyongjun3@huawei.com>
Date:   Tue, 22 Dec 2020 21:33:44 +0800
From:   Zheng Yongjun <zhengyongjun3@...wei.com>
To:     <jason.wessel@...driver.com>, <daniel.thompson@...aro.org>,
        <kgdb-bugreport@...ts.sourceforge.net>,
        <linux-kernel@...r.kernel.org>
CC:     <dianders@...omium.org>, Zheng Yongjun <zhengyongjun3@...wei.com>
Subject: [PATCH -next] misc: use DIV_ROUND_UP macro to do calculation

Don't open-code DIV_ROUND_UP() kernel macro.

Signed-off-by: Zheng Yongjun <zhengyongjun3@...wei.com>
---
 drivers/misc/kgdbts.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/misc/kgdbts.c b/drivers/misc/kgdbts.c
index 945701bce553..cd086921a792 100644
--- a/drivers/misc/kgdbts.c
+++ b/drivers/misc/kgdbts.c
@@ -139,9 +139,8 @@ static int restart_from_top_after_write;
 static int sstep_state;
 
 /* Storage for the registers, in GDB format. */
-static unsigned long kgdbts_gdb_regs[(NUMREGBYTES +
-					sizeof(unsigned long) - 1) /
-					sizeof(unsigned long)];
+static unsigned long kgdbts_gdb_regs[DIV_ROUND_UP(NUMREGBYTES,
+				     sizeof(unsigned long)i)];
 static struct pt_regs kgdbts_regs;
 
 /* -1 = init not run yet, 0 = unconfigured, 1 = configured. */
-- 
2.22.0