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(-) 1.22/fs/sysfs/file.c (-6 / +7 lines)
 Lines 231-245    Link Here  
sysfs_write_file(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
sysfs_write_file(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
{
{
	struct sysfs_buffer * buffer = file->private_data;
	struct sysfs_buffer * buffer = file->private_data;
	ssize_t len;
 

        
	down(&buffer->sem);
	down(&buffer->sem);

            

              
	count = fill_write_buffer(buffer,buf,count);

              
	len = fill_write_buffer(buffer, buf, count);

            

            

              
	if (count > 0)

              
	if (len > 0)

            

            

              
		count = flush_write_buffer(file->f_dentry,buffer,count);

              
		len = flush_write_buffer(file->f_dentry, buffer, len);

            

            

              
	if (count > 0)

              
	if (len > 0)

            

            

              
		*ppos += count;

              
		*ppos += len;

            

        
	up(&buffer->sem);
	up(&buffer->sem);

            

              
	return count;

              
	return len;

            

        
}
}

        

        
static int check_perm(struct inode * inode, struct file * file)
static int check_perm(struct inode * inode, struct file * file)