linux-kernel - [PATCH 01/29] raid6test: use prandom

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]

Message-Id: <1356315256-6572-2-git-send-email-akinobu.mita@gmail.com>
Date:	Mon, 24 Dec 2012 11:13:48 +0900
From:	Akinobu Mita <akinobu.mita@...il.com>
To:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org
Cc:	Akinobu Mita <akinobu.mita@...il.com>, Dan Williams <djbw@...com>,
	Vinod Koul <vinod.koul@...el.com>
Subject: [PATCH 01/29] raid6test: use prandom_bytes()

Use prandom_bytes() to generate random bytes for test data.

Signed-off-by: Akinobu Mita <akinobu.mita@...il.com>
Cc: Dan Williams <djbw@...com>
Cc: Vinod Koul <vinod.koul@...el.com>
---
 crypto/async_tx/raid6test.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/crypto/async_tx/raid6test.c b/crypto/async_tx/raid6test.c
index aa2b027..4a92bac 100644
--- a/crypto/async_tx/raid6test.c
+++ b/crypto/async_tx/raid6test.c
@@ -46,15 +46,10 @@ static void callback(void *param)
 
 static void makedata(int disks)
 {
-	int i, j;
+	int i;
 
 	for (i = 0; i < disks; i++) {
-		for (j = 0; j < PAGE_SIZE/sizeof(u32); j += sizeof(u32)) {
-			u32 *p = page_address(data[i]) + j;
-
-			*p = random32();
-		}
-
+		prandom_bytes(page_address(data[i]), PAGE_SIZE);
 		dataptrs[i] = data[i];
 	}
 }
-- 
1.7.11.7

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/