From: David Rientjes <rientjes@cs.washington.edu>
Date: Thu, 7 Dec 2006 01:14:13 +0000 (+0100)
Subject: [PATCH] x86-64: remove unused variable
X-Git-Tag: v2.6.20-rc1~145^2^2~8^2~9
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=f475ff352c5e05d473c462b97c3a13a5b803af5a;p=linux-2.6-omap-h63xx.git

[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 a773f776c9e..fd45059c908 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]);