linux-kernel - [PATCH] arch/x86/kernel/tlb_uv.c: replace kmalloc/memset 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: <1287922767-11718-1-git-send-email-sez@debian.org>
Date:	Sun, 24 Oct 2010 14:19:27 +0200
From:	Serafeim Zanikolas <sez@...ian.org>
To:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
	x86@...nel.org, cpw@....com, linux-kernel@...r.kernel.org
Cc:	Serafeim Zanikolas <sez@...ian.org>
Subject: [PATCH] arch/x86/kernel/tlb_uv.c: replace kmalloc/memset 0

Replace kmalloc followed by memset 0 with kzalloc, and drop the unnecessary
cast.

Signed-off-by: Serafeim Zanikolas <sez@...ian.org>
---
 arch/x86/kernel/tlb_uv.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/tlb_uv.c b/arch/x86/kernel/tlb_uv.c
index 20ea20a..f5b0258 100644
--- a/arch/x86/kernel/tlb_uv.c
+++ b/arch/x86/kernel/tlb_uv.c
@@ -1520,9 +1520,7 @@ static void __init uv_init_per_cpu(int nuvhubs)
 
 	timeout_us = calculate_destination_timeout();
 
-	uvhub_descs = (struct uvhub_desc *)
-		kmalloc(nuvhubs * sizeof(struct uvhub_desc), GFP_KERNEL);
-	memset(uvhub_descs, 0, nuvhubs * sizeof(struct uvhub_desc));
+	uvhub_descs = kzalloc(nuvhubs * sizeof(struct uvhub_desc), GFP_KERNEL);
 	uvhub_mask = kzalloc((nuvhubs+7)/8, GFP_KERNEL);
 	for_each_present_cpu(cpu) {
 		bcp = &per_cpu(bau_control, cpu);
-- 
1.7.1

--
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/