linux-kernel - [PATCH] kvm:svm: Return the correct error code

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Message-ID: <HKAPR02MB42915D77D43D4ED125BD2121E0F90@HKAPR02MB4291.apcprd02.prod.outlook.com>
Date:   Thu, 26 Nov 2020 07:13:25 +0000
From:   彭浩(Richard) <richard.peng@...o.com>
To:     Paolo Bonzini <pbonzini@...hat.com>,
        "Suravee.Suthikulpanit@....com" <Suravee.Suthikulpanit@....com>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "kvm@...r.kernel.org" <kvm@...r.kernel.org>
Subject: [PATCH] kvm:svm: Return the correct error code

The return value of sev_asid_new is assigned to the variable asid, which
should be returned directly if the asid is an error code.

Fixes: 1654efcbc431 ("KVM: SVM: Add KVM_SEV_INIT command")
Signed-off-by: Peng Hao <richard.peng@...o.com>
---
 arch/x86/kvm/svm/sev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c
index 566f4d18185b..41cea6b69860 100644
--- a/arch/x86/kvm/svm/sev.c
+++ b/arch/x86/kvm/svm/sev.c
@@ -174,7 +174,7 @@ static int sev_guest_init(struct kvm *kvm, struct kvm_sev_cmd *argp)

        asid = sev_asid_new();
        if (asid < 0)
-               return ret;
+               return asid;

        ret = sev_platform_init(&argp->error);
        if (ret)
--
2.18.4