TTY: switch tty_flip_buffer_push

[firefly-linux-kernel-4.4.55.git] / drivers / tty / nozomi.c

diff --git a/drivers/tty/nozomi.c b/drivers/tty/nozomi.c
index 941fe8060ea56958f8f5cde75ef7f262a5473420..afdd7732d925e33bb929b72d3c22e36e6c64a4df 100644 (file)
--- a/drivers/tty/nozomi.c
+++ b/drivers/tty/nozomi.c
@@ -1272,15 +1272,11 @@ static irqreturn_t interrupt_handler(int irq, void *dev_id)
 
 exit_handler:
        spin_unlock(&dc->spin_mutex);
-       for (a = 0; a < NOZOMI_MAX_PORTS; a++) {
-               struct tty_struct *tty;
-               if (test_and_clear_bit(a, &dc->flip)) {
-                       tty = tty_port_tty_get(&dc->port[a].port);
-                       if (tty)
-                               tty_flip_buffer_push(tty);
-                       tty_kref_put(tty);
-               }
-       }
+
+       for (a = 0; a < NOZOMI_MAX_PORTS; a++)
+               if (test_and_clear_bit(a, &dc->flip))
+                       tty_flip_buffer_push(&dc->port[a].port);
+
        return IRQ_HANDLED;
 none:
        spin_unlock(&dc->spin_mutex);