hwmon: applesmc: specified number of bytes to read should match actual

At one single place in the code, the specified number of bytes to read and
the actual number of bytes read differ by one.  This one-liner patch fixes
that inconsistency.
Signed-off-by: NHenrik Rydberg <rydberg@euromail.se>
Cc: Nicolas Boichat <nicolas@boichat.ch>
Cc: Riki Oktarianto <rkoktarianto@gmail.com>
Cc: Mark M. Hoffman <mhoffman@lightlink.com>
Cc: Jean Delvare <khali@linux-fr.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

drivers/hwmon/applesmc.c

@@ -325,7 +325,7 @@ static int applesmc_get_key_type(char* key, char* type)
 			return -EIO;
 	}
 
-	outb(5, APPLESMC_DATA_PORT);
+	outb(6, APPLESMC_DATA_PORT);
 
 	for (i = 0; i < 6; i++) {
 		if (__wait_status(0x05))