commit 8343ef2437c599d30568e6b5a257a40bf2f4902b
author Dmitry Adamushko <dmitry.adamushko@gmail.com> Wed Aug 20 00:16:13 2008 +0200
committer Ingo Molnar <mingo@elte.hu> Wed Aug 20 12:18:55 2008 +0200
tree d7d2dc700536b628aea8e85aca113869263dde09
parent 636a31781684d0f49208aa163f1a5a3a74210eb4

x86-microcode: fix unbalanced use of get_cpu()

Don't use get_cpu() at all. Resort to checking a boot-up CPU (#0) in
microcode_{intel,amd}_module_init().

Signed-off-by: Dmitry Adamushko <dmitry.adamushko@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

arch/x86/kernel/microcode_intel.c

diff --git a/arch/x86/kernel/microcode_intel.c b/arch/x86/kernel/microcode_intel.c
index d2d9d74..6dd8907 100644
--- a/arch/x86/kernel/microcode_intel.c
+++ b/arch/x86/kernel/microcode_intel.c
@@ -531,12 +531,14 @@
 
 static int __init microcode_intel_module_init(void)
 {
-	struct cpuinfo_x86 *c = &cpu_data(get_cpu());
+	struct cpuinfo_x86 *c = &cpu_data(0);
 
-	if (c->x86_vendor == X86_VENDOR_INTEL)
-		return microcode_init(&microcode_intel_ops, THIS_MODULE);
-	else
+	if (c->x86_vendor != X86_VENDOR_INTEL) {
+                printk(KERN_ERR "microcode: CPU platform is not Intel-capable\n");
 		return -ENODEV;
+	}
+
+	return microcode_init(&microcode_intel_ops, THIS_MODULE);
 }
 
 static void __exit microcode_intel_module_exit(void)