1 files changed, 10 insertions, 6 deletions

diff --git a/drivers/char/serial167.c b/drivers/char/serial167.c
index defc0dbdedb3..461bfe0234c9 100644
--- a/drivers/char/serial167.c
+++ b/drivers/char/serial167.c
@@ -62,6 +62,7 @@
 #include <linux/console.h>
 #include <linux/module.h>
 #include <linux/bitops.h>
+#include <linux/tty_flip.h>
 
 #include <asm/system.h>
 #include <asm/io.h>
@@ -427,8 +428,9 @@ cd2401_rxerr_interrupt(int irq, void *dev_id)
                        overflowing, we still loose
                        the next incoming character.
                      */
-                    tty_insert_flip_char(tty, data, TTY_NORMAL);
-                }
+                    if (tty_buffer_request_room(tty, 1) != 0){
+                        tty_insert_flip_char(tty, data, TTY_FRAME);
+                    }
                 /* These two conditions may imply */
                 /* a normal read should be done. */
                 /* else if(data & CyTIMEOUT) */
@@ -437,14 +439,14 @@ cd2401_rxerr_interrupt(int irq, void *dev_id)
                     tty_insert_flip_char(tty, 0, TTY_NORMAL);
                 }
             }else{
-                    tty_insert_flip_char(tty, data, TTY_NORMAL);
+                tty_insert_flip_char(tty, data, TTY_NORMAL);
             }
         }else{
             /* there was a software buffer overrun
                and nothing could be done about it!!! */
         }
     }
-    schedule_delayed_work(&tty->flip.work, 1);
+    tty_schedule_flip(tty);
     /* end of service */
     base_addr[CyREOIR] = rfoc ? 0 : CyNOTRANS;
     return IRQ_HANDLED;
@@ -635,6 +637,7 @@ cd2401_rx_interrupt(int irq, void *dev_id)
     char data;
     int char_count;
     int save_cnt;
+    int len;
 
     /* determine the channel and change to that context */
     channel = (u_short ) (base_addr[CyLICR] >> 2);
@@ -667,14 +670,15 @@ cd2401_rx_interrupt(int irq, void *dev_id)
             info->mon.char_max = char_count;
         info->mon.char_last = char_count;
 #endif
-        while(char_count--){
+        len = tty_buffer_request_room(tty, char_count);
+        while(len--){
             data = base_addr[CyRDR];
             tty_insert_flip_char(tty, data, TTY_NORMAL);
 #ifdef CYCLOM_16Y_HACK
             udelay(10L);
 #endif
         }
-        schedule_delayed_work(&tty->flip.work, 1);
+        tty_schedule_flip(tty);
     }
     /* end of service */
     base_addr[CyREOIR] = save_cnt ? 0 : CyNOTRANS;