[PATCH v2 5/5] serial: jsm: Use B0 instead of 0

From: Ilpo Järvinen
Date: Fri May 13 2022 - 04:30:15 EST


Use B0 to check zero baudrate rather than literal 0.

While at it, remove extra parenthesis around CBAUD.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx>
---
drivers/tty/serial/jsm/jsm_cls.c | 2 +-
drivers/tty/serial/jsm/jsm_neo.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/tty/serial/jsm/jsm_cls.c b/drivers/tty/serial/jsm/jsm_cls.c
index 046b624e5f71..3fd57ac3ad81 100644
--- a/drivers/tty/serial/jsm/jsm_cls.c
+++ b/drivers/tty/serial/jsm/jsm_cls.c
@@ -689,7 +689,7 @@ static void cls_param(struct jsm_channel *ch)
/*
* If baud rate is zero, flush queues, and set mval to drop DTR.
*/
- if ((ch->ch_c_cflag & (CBAUD)) == 0) {
+ if ((ch->ch_c_cflag & CBAUD) == B0) {
ch->ch_r_head = 0;
ch->ch_r_tail = 0;
ch->ch_e_head = 0;
diff --git a/drivers/tty/serial/jsm/jsm_neo.c b/drivers/tty/serial/jsm/jsm_neo.c
index 0cf586c10688..0c78f66276cd 100644
--- a/drivers/tty/serial/jsm/jsm_neo.c
+++ b/drivers/tty/serial/jsm/jsm_neo.c
@@ -938,7 +938,7 @@ static void neo_param(struct jsm_channel *ch)
/*
* If baud rate is zero, flush queues, and set mval to drop DTR.
*/
- if ((ch->ch_c_cflag & (CBAUD)) == 0) {
+ if ((ch->ch_c_cflag & CBAUD) == B0) {
ch->ch_r_head = ch->ch_r_tail = 0;
ch->ch_e_head = ch->ch_e_tail = 0;

--
2.30.2