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From: Sean Christopherson <seanjc@google.com>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: brijesh.singh@amd.com, kvm@vger.kernel.org
Subject: Re: [bug report] KVM: SVM: Add KVM_SEND_UPDATE_DATA command
Date: Thu, 6 May 2021 18:09:54 +0000	[thread overview]
Message-ID: <YJQw8jlJcPO9ImNO@google.com> (raw)
In-Reply-To: <YIpeKpSB7Wqkqn9f@mwanda>

On Thu, Apr 29, 2021, Dan Carpenter wrote:
> Hello Brijesh Singh,
> 
> The patch d3d1af85e2c7: "KVM: SVM: Add KVM_SEND_UPDATE_DATA command"
> from Apr 15, 2021, leads to the following static checker warning:
> 
> arch/x86/kvm/svm/sev.c:1268 sev_send_update_data() warn: 'guest_page' is an error pointer or valid
> arch/x86/kvm/svm/sev.c:1316 sev_send_update_data() warn: maybe return -EFAULT instead of the bytes remaining?
> arch/x86/kvm/svm/sev.c:1462 sev_receive_update_data() warn: 'guest_page' is an error pointer or valid

Thanks for the report.  Is the static checker you're using publicly available?
Catching these bugs via a checker is super cool!

  reply	other threads:[~2021-05-06 18:10 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-29  7:20 [bug report] KVM: SVM: Add KVM_SEND_UPDATE_DATA command Dan Carpenter
2021-05-06 18:09 ` Sean Christopherson [this message]
2021-05-07  5:01   ` Dan Carpenter

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