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-rw-r--r--drivers/tty/serial/sunsab.c2
-rw-r--r--drivers/tty/serial/sunzilog.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/serial/sunsab.c b/drivers/tty/serial/sunsab.c
index 8de2213..a422c8b 100644
--- a/drivers/tty/serial/sunsab.c
+++ b/drivers/tty/serial/sunsab.c
@@ -203,7 +203,7 @@ receive_chars(struct uart_sunsab_port *up,
flag = TTY_FRAME;
}
- if (uart_handle_sysrq_char(&up->port, ch))
+ if (uart_handle_sysrq_char(&up->port, ch) || !port)
continue;
if ((stat->sreg.isr0 & (up->port.ignore_status_mask & 0xff)) == 0 &&
diff --git a/drivers/tty/serial/sunzilog.c b/drivers/tty/serial/sunzilog.c
index 27669ff..813ef8e 100644
--- a/drivers/tty/serial/sunzilog.c
+++ b/drivers/tty/serial/sunzilog.c
@@ -388,7 +388,7 @@ sunzilog_receive_chars(struct uart_sunzilog_port *up,
else if (r1 & CRC_ERR)
flag = TTY_FRAME;
}
- if (uart_handle_sysrq_char(&up->port, ch))
+ if (uart_handle_sysrq_char(&up->port, ch) || !port)
continue;
if (up->port.ignore_status_mask == 0xff ||