Commit 9b5752d1 authored by Jiri Slaby's avatar Jiri Slaby Committed by Greg Kroah-Hartman
Browse files

misc: ti-st: don't check for tty data == NULL 



tty data passed to tty_ldisc_ops::receive_buf() are never NULL. Remove
this check.

Signed-off-by: default avatarJiri Slaby (SUSE) <jirislaby@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20230731080244.2698-11-jirislaby@kernel.org


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a60b3017

drivers/misc/ti-st/st_core.c

+1 −2
Original line number Diff line number Diff line
@@ -234,8 +234,7 @@ static void st_int_recv(void *disc_data, 
	struct st_data_s *st_gdata = (struct st_data_s *)disc_data;

	unsigned long flags;



	/* tty_receive sent null ? */

	if (unlikely(ptr == NULL) || (st_gdata == NULL)) {

	if (st_gdata == NULL) {

		pr_err(" received null from TTY ");

		return;

	}

drivers/misc/ti-st/st_kim.c

+0 −5
Original line number Diff line number Diff line
@@ -135,11 +135,6 @@ static void kim_int_recv(struct kim_data_s *kim_gdata, 


	pr_debug("%s", __func__);

	/* Decode received bytes here */

	if (unlikely(ptr == NULL)) {

		pr_err(" received null from TTY ");

		return;

	}



	while (count) {

		if (kim_gdata->rx_count) {

			len = min_t(unsigned int, kim_gdata->rx_count, count);