Fix a bug in cpuid handling code (shouldn't clear ecx for leaf 0xb)

wdcui · Dec 15, 2021 · f874f2f · f874f2f
1 parent a786fb5
commit f874f2f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/arch/x86/kernel/sev-es-shared.c b/arch/x86/kernel/sev-es-shared.c
@@ -50,7 +50,7 @@ static bool lookup_cpuid_page(struct pt_regs *regs)
 	bool found = false;
 	int i;
 
-	if (eax_in < 0xd)
+	if (eax_in < 0xb)
 		ecx_in = 0;
 
 #ifdef __BOOT_COMPRESSED