The commit is pushed to "branch-rh9-5.14.0-284.25.1.vz9.30.x-ovz" and will
appear at https://src.openvz.org/scm/ovz/vzkernel.git
after rh9-5.14.0-284.25.1.vz9.30.10
------>
commit 58d30bbc65764ab66cd7db55d956e3dcc12feab6
Author: Ilpo Järvinen <[email protected]>
Date: Tue Aug 16 14:57:34 2022 +0300
ms/serial: dz: Assume previous baudrate is valid
Assume previously used termios has a valid baudrate and use
it directly.
Reviewed-by: Andy Shevchenko <[email protected]>
Acked-by: Maciej W. Rozycki <[email protected]>
Signed-off-by: Ilpo Järvinen <[email protected]>
Link:
https://lore.kernel.org/r/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Getting rid of compilation warnings.
https://virtuozzo.atlassian.net/browse/PSBM-148793
Feature: fix ms/drivers
(cherry picked from commit c87391b5dd77fbd4fd0b0a96fa867a169842b0a9)
Signed-off-by: Konstantin Khorenko <[email protected]>
---
drivers/tty/serial/dz.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/tty/serial/dz.c b/drivers/tty/serial/dz.c
index 725cd9673dfc..829b452daee9 100644
--- a/drivers/tty/serial/dz.c
+++ b/drivers/tty/serial/dz.c
@@ -592,9 +592,12 @@ static void dz_set_termios(struct uart_port *uport, struct
ktermios *termios,
baud = uart_get_baud_rate(uport, termios, old_termios, 50, 9600);
bflag = dz_encode_baud_rate(baud);
- if (bflag < 0) { /* Try to keep unchanged. */
- baud = uart_get_baud_rate(uport, old_termios, NULL, 50, 9600);
- bflag = dz_encode_baud_rate(baud);
+ if (bflag < 0) {
+ if (old_termios) {
+ /* Keep unchanged. */
+ baud = tty_termios_baud_rate(old_termios);
+ bflag = dz_encode_baud_rate(baud);
+ }
if (bflag < 0) { /* Resort to 9600. */
baud = 9600;
bflag = DZ_B9600;
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