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From: Li Zetao <lizetao1@huawei.com>
To: Borislav Petkov <bp@alien8.de>
Cc: <tglx@linutronix.de>, <mingo@redhat.com>,
	<dave.hansen@linux.intel.com>, <x86@kernel.org>, <hpa@zytor.com>,
	<brijesh.singh@amd.com>, <michael.roth@amd.com>,
	<venu.busireddy@oracle.com>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH -next] x86/sev: Remove unused variable "err" in enforce_vmpl0()
Date: Sat, 24 Sep 2022 18:18:19 +0800	[thread overview]
Message-ID: <b02f72c5-636d-2d4f-98d7-bf3741e38e5d@huawei.com> (raw)
In-Reply-To: <Yy2kU7lZuArVMC5p@zn.tnic>

On 2022/9/23 20:19, Borislav Petkov wrote:

> On Fri, Sep 23, 2022 at 11:32:09AM +0000, Li Zetao wrote:
>> 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]
> How do you trigger this? Compiler version and .config?
>
> I haven't seen this one in any of my builds until now...
>
> Thx.

My Compiler version is 11.2.0. I used the default .config and compiled 
with flags "-Wall -Werror", just as follows:

     make allmodconfig

     make EXTRA_CFLAGS="-Wall -Werror"


Best regards

Li Zetao


  reply	other threads:[~2022-09-24 10:18 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-23 11:32 [PATCH -next] x86/sev: Remove unused variable "err" in enforce_vmpl0() Li Zetao
2022-09-23 12:19 ` Borislav Petkov
2022-09-24 10:18   ` Li Zetao [this message]
2022-09-26 14:48     ` Borislav Petkov
2022-09-26 17:52       ` H. Peter Anvin
2022-09-26 17:59         ` Borislav Petkov

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