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path: root/drivers/tty/serial/sn_console.c
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Diffstat (limited to 'drivers/tty/serial/sn_console.c')
-rw-r--r--drivers/tty/serial/sn_console.c16
1 files changed, 6 insertions, 10 deletions
diff --git a/drivers/tty/serial/sn_console.c b/drivers/tty/serial/sn_console.c
index 1c6de9f5869..f51ffdc696f 100644
--- a/drivers/tty/serial/sn_console.c
+++ b/drivers/tty/serial/sn_console.c
@@ -457,8 +457,8 @@ static int sn_debug_printf(const char *fmt, ...)
static void
sn_receive_chars(struct sn_cons_port *port, unsigned long flags)
{
+ struct tty_port *tport = NULL;
int ch;
- struct tty_struct *tty;
if (!port) {
printk(KERN_ERR "sn_receive_chars - port NULL so can't receive\n");
@@ -472,11 +472,7 @@ sn_receive_chars(struct sn_cons_port *port, unsigned long flags)
if (port->sc_port.state) {
/* The serial_core stuffs are initialized, use them */
- tty = port->sc_port.state->port.tty;
- }
- else {
- /* Not registered yet - can't pass to tty layer. */
- tty = NULL;
+ tport = &port->sc_port.state->port;
}
while (port->sc_ops->sal_input_pending()) {
@@ -516,15 +512,15 @@ sn_receive_chars(struct sn_cons_port *port, unsigned long flags)
#endif /* CONFIG_MAGIC_SYSRQ */
/* record the character to pass up to the tty layer */
- if (tty) {
- if(tty_insert_flip_char(tty, ch, TTY_NORMAL) == 0)
+ if (tport) {
+ if (tty_insert_flip_char(tport, ch, TTY_NORMAL) == 0)
break;
}
port->sc_port.icount.rx++;
}
- if (tty)
- tty_flip_buffer_push(tty);
+ if (tport)
+ tty_flip_buffer_push(tport);
}
/**