From: Tianyu Lan <tiala@microsoft.com>
Date: Thu, 13 Mar 2025 08:52:17 +0000 (-0400)
Subject: x86/hyperv: Fix check of return value from snp_set_vmsa()
X-Git-Tag: v6.15-rc1~193^2~12
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e792d843aa3c9d039074cdce728d5803262e57a7;p=thirdparty%2Fkernel%2Flinux.git

x86/hyperv: Fix check of return value from snp_set_vmsa()

snp_set_vmsa() returns 0 as success result and so fix it.

Cc: stable@vger.kernel.org
Fixes: 44676bb9d566 ("x86/hyperv: Add smp support for SEV-SNP guest")
Signed-off-by: Tianyu Lan <tiala@microsoft.com>
Reviewed-by: Michael Kelley <mhklinux@outlook.com>
Link: https://lore.kernel.org/r/20250313085217.45483-1-ltykernel@gmail.com
Signed-off-by: Wei Liu <wei.liu@kernel.org>
Message-ID: <20250313085217.45483-1-ltykernel@gmail.com>
---

diff --git a/arch/x86/hyperv/ivm.c b/arch/x86/hyperv/ivm.c
index dd68d9ad9b22c..c0039a90e9e0e 100644
--- a/arch/x86/hyperv/ivm.c
+++ b/arch/x86/hyperv/ivm.c
@@ -338,7 +338,7 @@ int hv_snp_boot_ap(u32 cpu, unsigned long start_ip)
 	vmsa->sev_features = sev_status >> 2;
 
 	ret = snp_set_vmsa(vmsa, true);
-	if (!ret) {
+	if (ret) {
 		pr_err("RMPADJUST(%llx) failed: %llx\n", (u64)vmsa, ret);
 		free_page((u64)vmsa);
 		return ret;