linux-kernel - [PATCH] block: refactor to use helper

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]

Message-Id: <20230719121608.32105-1-nj.shetty@samsung.com>
Date:   Wed, 19 Jul 2023 17:46:08 +0530
From:   Nitesh Shetty <nj.shetty@...sung.com>
To:     Jens Axboe <axboe@...nel.dk>
Cc:     martin.petersen@...cle.com, gost.dev@...sung.com,
        Nitesh Shetty <nj.shetty@...sung.com>,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] block: refactor to use helper

Reduce some code by making use of bio_integrity_bytes().

Signed-off-by: Nitesh Shetty <nj.shetty@...sung.com>
---
 block/bio-integrity.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/block/bio-integrity.c b/block/bio-integrity.c
index 4533eb491661..8f0af7ac8573 100644
--- a/block/bio-integrity.c
+++ b/block/bio-integrity.c
@@ -199,7 +199,6 @@ bool bio_integrity_prep(struct bio *bio)
 	unsigned long start, end;
 	unsigned int len, nr_pages;
 	unsigned int bytes, offset, i;
-	unsigned int intervals;
 	blk_status_t status;
 
 	if (!bi)
@@ -224,10 +223,9 @@ bool bio_integrity_prep(struct bio *bio)
 		    !(bi->flags & BLK_INTEGRITY_GENERATE))
 			return true;
 	}
-	intervals = bio_integrity_intervals(bi, bio_sectors(bio));
 
 	/* Allocate kernel buffer for protection data */
-	len = intervals * bi->tuple_size;
+	len = bio_integrity_bytes(bi, bio_sectors(bio));
 	buf = kmalloc(len, GFP_NOIO);
 	status = BLK_STS_RESOURCE;
 	if (unlikely(buf == NULL)) {
-- 
2.34.1