staging: dgrp: Fix typo in dgrp driver

Correct spelling typo in staging/dgrp driver

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/dgrp/dgrp_tty.c b/drivers/staging/dgrp/dgrp_tty.c
index 0db4c05..e3fa6ea 100644
--- a/drivers/staging/dgrp/dgrp_tty.c
+++ b/drivers/staging/dgrp/dgrp_tty.c
@@ -432,7 +432,7 @@
 	/*
 	 * From the POSIX.1 spec (7.1.2.6): "If {_POSIX_VDISABLE}
 	 * is defined for the terminal device file, and the value
-	 * of one of the changable special control characters (see
+	 * of one of the changeable special control characters (see
 	 * 7.1.1.9) is {_POSIX_VDISABLE}, that function shall be
 	 * disabled, that is, no input data shall be recognized as
 	 * the disabled special character."
@@ -2699,7 +2699,7 @@
 	- looking at the tty_ioctl code, these command all call our
 	tty_set_termios at the driver's end, when a TCSETA* is sent,
 	it is expecting the tty to have a termio structure,
-	NOT a termios stucture.  These two structures differ in size
+	NOT a termios structure.  These two structures differ in size
 	and the tty_ioctl code does a conversion before processing them both.
 	- we should treat the TCSETAW TCSETAF ioctls the same, and let
 	the tty_ioctl code do the conversion stuff.
@@ -2996,7 +2996,7 @@
 }
 
 /*
- *	Stop the reciever
+ *	Stop the receiver
  */
 static void dgrp_tty_input_stop(struct tty_struct *tty)
 {