x86: fdiv bug detection fix

[pandora-kernel.git] / arch / x86 / kernel / cpu / bugs.c

diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
index c9b58a8..c8e315f 100644 (file)
--- a/arch/x86/kernel/cpu/bugs.c
+++ b/arch/x86/kernel/cpu/bugs.c
@@ -50,6 +50,8 @@ static double __initdata y = 3145727.0;
  */
 static void __init check_fpu(void)
 {
+       s32 fdiv_bug;
+
        if (!boot_cpu_data.hard_math) {
 #ifndef CONFIG_MATH_EMULATION
                printk(KERN_EMERG "No coprocessor found and no math emulation present.\n");
@@ -74,8 +76,10 @@ static void __init check_fpu(void)
                "fistpl %0\n\t"
                "fwait\n\t"
                "fninit"
-               : "=m" (*&boot_cpu_data.fdiv_bug)
+               : "=m" (*&fdiv_bug)
                : "m" (*&x), "m" (*&y));
+
+       boot_cpu_data.fdiv_bug = fdiv_bug;
        if (boot_cpu_data.fdiv_bug)
                printk("Hmm, FPU with FDIV bug.\n");
 }