1 files changed, 1 insertions, 4 deletions

diff --git a/arch/i386/kernel/msr.c b/arch/i386/kernel/msr.c
index a773f776c9ea..1d1a56cae340 100644
--- a/arch/i386/kernel/msr.c
+++ b/arch/i386/kernel/msr.c
@@ -195,7 +195,6 @@ static ssize_t msr_write(struct file *file, const char __user *buf,
 {
         const u32 __user *tmp = (const u32 __user *)buf;
         u32 data[2];
-        size_t rv;
         u32 reg = *ppos;
         int cpu = iminor(file->f_dentry->d_inode);
         int err;
@@ -203,7 +202,7 @@ static ssize_t msr_write(struct file *file, const char __user *buf,
         if (count % 8)
                 return -EINVAL; /* Invalid chunk size */
 
-        for (rv = 0; count; count -= 8) {
+        for (; count; count -= 8) {
                 if (copy_from_user(&data, tmp, 8))
                         return -EFAULT;
                 err = do_wrmsr(cpu, reg, data[0], data[1]);
@@ -250,7 +249,6 @@ static int msr_device_create(int i)
         return err;
 }
 
-#ifdef CONFIG_HOTPLUG_CPU
 static int msr_class_cpu_callback(struct notifier_block *nfb,
                                 unsigned long action, void *hcpu)
 {
@@ -271,7 +269,6 @@ static struct notifier_block __cpuinitdata msr_class_cpu_notifier =
 {
         .notifier_call = msr_class_cpu_callback,
 };
-#endif
 
 static int __init msr_init(void)
 {