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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" <davem@davemloft.net>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: netdev@vger.kernel.org
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210302062214.29627-14-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2021-03-02 07:21:44 +01:00 committed by Greg Kroah-Hartman
parent 7a9ca63298
commit 8ff694972f
1 changed files with 4 additions and 13 deletions
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17
drivers/net/caif/caif_serial.c
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@ -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;
}