linux-kernel - [PATCH -next] x86/sev: Remove unused variable "err" in enforce

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Message-ID: <20220923113209.3046960-1-lizetao1@huawei.com>
Date:   Fri, 23 Sep 2022 11:32:09 +0000
From:   Li Zetao <lizetao1@...wei.com>
To:     <tglx@...utronix.de>, <mingo@...hat.com>, <bp@...en8.de>,
        <dave.hansen@...ux.intel.com>, <x86@...nel.org>, <hpa@...or.com>,
        <brijesh.singh@....com>, <michael.roth@....com>,
        <venu.busireddy@...cle.com>
CC:     <lizetao1@...wei.com>, <linux-kernel@...r.kernel.org>
Subject: [PATCH -next] x86/sev: Remove unused variable "err" in enforce_vmpl0()

Gcc report warning as follows:

arch/x86/boot/compressed/sev.c: In function ‘enforce_vmpl0’:
arch/x86/boot/compressed/sev.c:256:13: error: unused variable ‘err’
 [-Werror=unused-variable]

Fix it by removing the unused variable "err".

Fixes: 81cc3df9a90e ("x86/sev: Check the VMPL level")
Signed-off-by: Li Zetao <lizetao1@...wei.com>
---
 arch/x86/boot/compressed/sev.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/x86/boot/compressed/sev.c b/arch/x86/boot/compressed/sev.c
index c93930d5ccbd..b9451761a69a 100644
--- a/arch/x86/boot/compressed/sev.c
+++ b/arch/x86/boot/compressed/sev.c
@@ -253,7 +253,6 @@ void do_boot_stage2_vc(struct pt_regs *regs, unsigned long exit_code)
 static void enforce_vmpl0(void)
 {
 	u64 attrs;
-	int err;
 
 	/*
 	 * RMPADJUST modifies RMP permissions of a lesser-privileged (numerically
-- 
2.34.1