drivers: scsi: fix typo in comment

Signed-off-by: NAndrea Gelmini <andrea.gelmini@gelma.net>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>

drivers/scsi/aic94xx/aic94xx_scb.c

@@ -867,7 +867,7 @@ void asd_build_initiate_link_adm_task(struct asd_ascb *ascb, int phy_id,
  * resources they have with this SCB, and then call this one at the
  * end of their timeout function.  To do this, one should initialize
  * the ascb->timer.{function, data, expires} prior to calling the post
- * funcion.  The timer is started by the post function.
+ * function. The timer is started by the post function.
  */
 void asd_ascb_timedout(unsigned long data)
 {