trivial: fix an -> a typos in documentation and comments

It is always "an" if there is a vowel _spoken_ (not written).
So it is:
"an hour" (spoken vowel)
but
"a uniform" (spoken 'j')

Signed-off-by: Frederik Schwarzer <schwarzerf@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/char/epca.c b/drivers/char/epca.c
index 39ad820b2350..af7c13ca9493 100644
--- a/drivers/char/epca.c
+++ b/drivers/char/epca.c
@@ -769,7 +769,7 @@ static int pc_open(struct tty_struct *tty, struct file *filp)
         /* Check status of board configured in system.  */
 
         /*
-         * I check to see if the epca_setup routine detected an user error. It
+         * I check to see if the epca_setup routine detected a user error. It
          * might be better to put this in pc_init, but for the moment it goes
          * here.
          */