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Diffstat (limited to 'arch/i386/kernel/cpuid.c')
-rw-r--r--arch/i386/kernel/cpuid.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/i386/kernel/cpuid.c b/arch/i386/kernel/cpuid.c
index 13bae799e626..006141d1c12a 100644
--- a/arch/i386/kernel/cpuid.c
+++ b/arch/i386/kernel/cpuid.c
@@ -117,14 +117,13 @@ static ssize_t cpuid_read(struct file *file, char __user *buf,
117{ 117{
118 char __user *tmp = buf; 118 char __user *tmp = buf;
119 u32 data[4]; 119 u32 data[4];
120 size_t rv;
121 u32 reg = *ppos; 120 u32 reg = *ppos;
122 int cpu = iminor(file->f_dentry->d_inode); 121 int cpu = iminor(file->f_dentry->d_inode);
123 122
124 if (count % 16) 123 if (count % 16)
125 return -EINVAL; /* Invalid chunk size */ 124 return -EINVAL; /* Invalid chunk size */
126 125
127 for (rv = 0; count; count -= 16) { 126 for (; count; count -= 16) {
128 do_cpuid(cpu, reg, data); 127 do_cpuid(cpu, reg, data);
129 if (copy_to_user(tmp, &data, 16)) 128 if (copy_to_user(tmp, &data, 16))
130 return -EFAULT; 129 return -EFAULT;