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-rw-r--r--drivers/tty/mxser.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c
index 53136a7d92b1..79d7cecb7765 100644
--- a/drivers/tty/mxser.c
+++ b/drivers/tty/mxser.c
@@ -180,9 +180,6 @@
#define WAKEUP_CHARS 256
-#define UART_MCR_AFE 0x20
-#define UART_LSR_SPECIAL 0x1E
-
#define PCI_DEVICE_ID_POS104UL 0x1044
#define PCI_DEVICE_ID_CB108 0x1080
#define PCI_DEVICE_ID_CP102UF 0x1023
@@ -2063,7 +2060,7 @@ static bool mxser_receive_chars_new(struct tty_struct *tty,
if (hwid == MOXA_OTHER_UART)
return false;
- if (status & UART_LSR_SPECIAL)
+ if (status & UART_LSR_BRK_ERROR_BITS)
return false;
if (hwid == MOXA_MUST_MU860_HWID && (status & MOXA_MUST_LSR_RERR))
return false;
@@ -2108,7 +2105,7 @@ static u8 mxser_receive_chars_old(struct tty_struct *tty,
break;
} else {
char flag = 0;
- if (status & UART_LSR_SPECIAL) {
+ if (status & UART_LSR_BRK_ERROR_BITS) {
if (status & UART_LSR_BI) {
flag = TTY_BREAK;
port->icount.brk++;