drivers/net: Trim trailing whitespace

Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/ppp_async.c b/drivers/net/ppp_async.c
index 23659fd..933e2f3 100644
--- a/drivers/net/ppp_async.c
+++ b/drivers/net/ppp_async.c
@@ -125,8 +125,8 @@
  * way to fix this is to use a rwlock in the tty struct, but for now
  * we use a single global rwlock for all ttys in ppp line discipline.
  *
- * FIXME: this is no longer true. The _close path for the ldisc is 
- * now guaranteed to be sane. 
+ * FIXME: this is no longer true. The _close path for the ldisc is
+ * now guaranteed to be sane.
  */
 static DEFINE_RWLOCK(disc_data_lock);
 
@@ -277,7 +277,7 @@
  * Called in process context only. May be re-entered by multiple
  * ioctl calling threads.
  */
- 
+
 static int
 ppp_asynctty_ioctl(struct tty_struct *tty, struct file *file,
 		   unsigned int cmd, unsigned long arg)