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authorPaolo Bonzini <pbonzini@redhat.com>2022-09-23 10:06:08 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2022-09-23 10:06:08 -0400
commit69604fe76e58c9d195e48b41d019b07fc27ce9d7 (patch)
treec9d1e7cfe406a8f168c3aceaf989eea0275d3045 /drivers/tty/serial/atmel_serial.c
parent50b2d49bafa16e6311ab2da82f5aafc5f9ada99b (diff)
parent189e7d876e48d7c791fe1c9c01516f70f5621a9f (diff)
Merge tag 'kvm-s390-master-6.0-2' of https://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux into HEAD
More pci fixes Fix for a code analyser warning
Diffstat (limited to 'drivers/tty/serial/atmel_serial.c')
-rw-r--r--drivers/tty/serial/atmel_serial.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
index 30ba9eef7b39..7450d3853031 100644
--- a/drivers/tty/serial/atmel_serial.c
+++ b/drivers/tty/serial/atmel_serial.c
@@ -294,9 +294,6 @@ static int atmel_config_rs485(struct uart_port *port, struct ktermios *termios,
mode = atmel_uart_readl(port, ATMEL_US_MR);
- /* Resetting serial mode to RS232 (0x0) */
- mode &= ~ATMEL_US_USMODE;
-
if (rs485conf->flags & SER_RS485_ENABLED) {
dev_dbg(port->dev, "Setting UART to RS485\n");
if (rs485conf->flags & SER_RS485_RX_DURING_TX)
@@ -306,6 +303,7 @@ static int atmel_config_rs485(struct uart_port *port, struct ktermios *termios,
atmel_uart_writel(port, ATMEL_US_TTGR,
rs485conf->delay_rts_after_send);
+ mode &= ~ATMEL_US_USMODE;
mode |= ATMEL_US_USMODE_RS485;
} else {
dev_dbg(port->dev, "Setting UART to RS232\n");