Merge master.kernel.org:/home/rmk/linux-2.6-serial

[karo-tx-linux.git] / drivers / net / slip.c

diff --git a/drivers/net/slip.c b/drivers/net/slip.c
index 404ea4297e32796e28a8fbb8a5e5a49fc203e6fc..1588cb7f6c835ecd2bed3c9204fe7230cfe9a09e 100644 (file)
--- a/drivers/net/slip.c
+++ b/drivers/net/slip.c
@@ -55,7 +55,6 @@
  */
 
 #define SL_CHECK_TRANSMIT
-#include <linux/config.h>
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 
@@ -651,11 +650,6 @@ static void sl_setup(struct net_device *dev)
  ******************************************/
 
 
-static int slip_receive_room(struct tty_struct *tty)
-{
-       return 65536;  /* We can handle an infinite amount of data. :-) */
-}
-
 /*
  * Handle the 'receiver data ready' interrupt.
  * This function is called by the 'tty_io' module in the kernel when
@@ -869,10 +863,6 @@ static int slip_open(struct tty_struct *tty)
        sl->line = tty_devnum(tty);
        sl->pid = current->pid;
        
-       /* FIXME: already done before we were called - seems this can go */
-       if (tty->driver->flush_buffer)
-               tty->driver->flush_buffer(tty);
-               
        if (!test_bit(SLF_INUSE, &sl->flags)) {
                /* Perform the low-level SLIP initialization. */
                if ((err = sl_alloc_bufs(sl, SL_MTU)) != 0)
@@ -897,6 +887,7 @@ static int slip_open(struct tty_struct *tty)
 
        /* Done.  We have linked the TTY line to a channel. */
        rtnl_unlock();
+       tty->receive_room = 65536;      /* We don't flow control */
        return sl->dev->base_addr;
 
 err_free_bufs:
@@ -1329,7 +1320,6 @@ static struct tty_ldisc   sl_ldisc = {
        .close          = slip_close,
        .ioctl          = slip_ioctl,
        .receive_buf    = slip_receive_buf,
-       .receive_room   = slip_receive_room,
        .write_wakeup   = slip_write_wakeup,
 };