[PATCH] x86-64: remove unused variable

Remove unused variable in msr_write().

Reported by D Binderman <dcb314@hotmail.com>.

Cc: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: David Rientjes <rientjes@cs.washington.edu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Andi Kleen <ak@suse.de>

diff --git a/arch/i386/kernel/msr.c b/arch/i386/kernel/msr.c
index a773f77..fd45059 100644 (file)
--- 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]);