char_dev.c: fix up some whitespace errors

Remove some minor whitespace errors (2 trailing spaces, and one space
needed for a comma) to make the file checkpatch.pl clean with the
exception of the exports, which is fine for now.
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

fs/char_dev.c

@@ -272,7 +272,7 @@ int __register_chrdev(unsigned int major, unsigned int baseminor,
 	cd = __register_chrdev_region(major, baseminor, count, name);
 	if (IS_ERR(cd))
 		return PTR_ERR(cd);
-	
+
 	cdev = cdev_alloc();
 	if (!cdev)
 		goto out2;
@@ -280,7 +280,7 @@ int __register_chrdev(unsigned int major, unsigned int baseminor,
 	cdev->owner = fops->owner;
 	cdev->ops = fops;
 	kobject_set_name(&cdev->kobj, "%s", name);
-		
+
 	err = cdev_add(cdev, MKDEV(cd->major, baseminor), count);
 	if (err)
 		goto out;
@@ -405,7 +405,7 @@ static int chrdev_open(struct inode *inode, struct file *filp)
 		goto out_cdev_put;
 
 	if (filp->f_op->open) {
-		ret = filp->f_op->open(inode,filp);
+		ret = filp->f_op->open(inode, filp);
 		if (ret)
 			goto out_cdev_put;
 	}