From 8ff694972fe4ba0d25396d8dee8f1c8894538aa3 Mon Sep 17 00:00:00 2001 From: Jiri Slaby Date: Tue, 2 Mar 2021 07:21:44 +0100 Subject: [PATCH] net: caif: inline register_ldisc register_ldisc only calls tty_register_ldisc. Inline register_ldisc into the only caller of register_ldisc, i.e. caif_ser_init. Now, caif_ser_init is symmetric to caif_ser_exit in this regard. Cc: "David S. Miller" Cc: Jakub Kicinski Cc: netdev@vger.kernel.org Signed-off-by: Jiri Slaby Link: https://lore.kernel.org/r/20210302062214.29627-14-jslaby@suse.cz Signed-off-by: Greg Kroah-Hartman --- drivers/net/caif/caif_serial.c | 17 ++++------------- 1 file changed, 4 insertions(+), 13 deletions(-) diff --git a/drivers/net/caif/caif_serial.c b/drivers/net/caif/caif_serial.c index 675c374b32ee..da6fffb4d5a8 100644 --- a/drivers/net/caif/caif_serial.c +++ b/drivers/net/caif/caif_serial.c @@ -389,18 +389,6 @@ static struct tty_ldisc_ops caif_ldisc = { .write_wakeup = ldisc_tx_wakeup }; -static int register_ldisc(void) -{ - int result; - - result = tty_register_ldisc(N_CAIF, &caif_ldisc); - if (result < 0) { - pr_err("cannot register CAIF ldisc=%d err=%d\n", N_CAIF, - result); - return result; - } - return result; -} static const struct net_device_ops netdev_ops = { .ndo_open = caif_net_open, .ndo_stop = caif_net_close, @@ -443,7 +431,10 @@ static int __init caif_ser_init(void) { int ret; - ret = register_ldisc(); + ret = tty_register_ldisc(N_CAIF, &caif_ldisc); + if (ret < 0) + pr_err("cannot register CAIF ldisc=%d err=%d\n", N_CAIF, ret); + debugfsdir = debugfs_create_dir("caif_serial", NULL); return ret; }