[PATCH] tty_ldisc: simplify tty_ldisc_autoload initialization

From: Pavel Machek
Date: Tue Sep 24 2019 - 04:32:48 EST


We have got existing macro to check for CONFIG option, use it.

Signed-off-by: Pavel Machek <pavel@xxxxxxx>

diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c
index 4c49f53..ec1f6a4 100644
--- a/drivers/tty/tty_ldisc.c
+++ b/drivers/tty/tty_ldisc.c
@@ -156,12 +156,7 @@ static void put_ldops(struct tty_ldisc_ops *ldops)
* takes tty_ldiscs_lock to guard against ldisc races
*/

-#if defined(CONFIG_LDISC_AUTOLOAD)
- #define INITIAL_AUTOLOAD_STATE 1
-#else
- #define INITIAL_AUTOLOAD_STATE 0
-#endif
-static int tty_ldisc_autoload = INITIAL_AUTOLOAD_STATE;
+static int tty_ldisc_autoload = IS_BUILTIN(CONFIG_LDISC_AUTOLOAD);

static struct tty_ldisc *tty_ldisc_get(struct tty_struct *tty, int disc)
{

--
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