linux-kernel - [tip: x86/urgent] x86/acrn: Remove redundant chars from ACRN signature

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] [day] [month] [year] [list]

Date:   Thu, 06 Aug 2020 23:38:46 -0000
From:   "tip-bot2 for Shuo Liu" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Shuo Liu <shuo.a.liu@...el.com>, Ingo Molnar <mingo@...nel.org>,
        Reinette Chatre <reinette.chatre@...el.com>,
        x86 <x86@...nel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: [tip: x86/urgent] x86/acrn: Remove redundant chars from ACRN signature

The following commit has been merged into the x86/urgent branch of tip:

Commit-ID:     4c7bfa383efd837d4ab8f86ef05886959ed8bfe5
Gitweb:        https://git.kernel.org/tip/4c7bfa383efd837d4ab8f86ef05886959ed8bfe5
Author:        Shuo Liu <shuo.a.liu@...el.com>
AuthorDate:    Thu, 06 Aug 2020 19:41:11 +08:00
Committer:     Ingo Molnar <mingo@...nel.org>
CommitterDate: Fri, 07 Aug 2020 01:32:00 +02:00

x86/acrn: Remove redundant chars from ACRN signature

hypervisor_cpuid_base() only handles 12 chars of the hypervisor
signature string but is provided with 14 chars.

Remove the redundancy. Additionally, replace the user space uint32_t
with preferred kernel type u32.

Signed-off-by: Shuo Liu <shuo.a.liu@...el.com>
Signed-off-by: Ingo Molnar <mingo@...nel.org>
Reviewed-by: Reinette Chatre <reinette.chatre@...el.com>
Link: https://lore.kernel.org/r/20200806114111.9448-1-shuo.a.liu@intel.com
---
 arch/x86/kernel/cpu/acrn.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/cpu/acrn.c b/arch/x86/kernel/cpu/acrn.c
index 3b08cdf..0b2c039 100644
--- a/arch/x86/kernel/cpu/acrn.c
+++ b/arch/x86/kernel/cpu/acrn.c
@@ -17,9 +17,9 @@
 #include <asm/idtentry.h>
 #include <asm/irq_regs.h>
 
-static uint32_t __init acrn_detect(void)
+static u32 __init acrn_detect(void)
 {
-	return hypervisor_cpuid_base("ACRNACRNACRN\0\0", 0);
+	return hypervisor_cpuid_base("ACRNACRNACRN", 0);
 }
 
 static void __init acrn_init_platform(void)