[PATCH] pcmcia: serial to int put_char method

From: Alan Cox
Date: Sun Apr 13 2008 - 13:18:33 EST


Signed-off-by: Alan Cox <alan@xxxxxxxxxx>

diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.25-rc8-mm2/drivers/char/pcmcia/synclink_cs.c linux-2.6.25-rc8-mm2/drivers/char/pcmcia/synclink_cs.c
--- linux.vanilla-2.6.25-rc8-mm2/drivers/char/pcmcia/synclink_cs.c 2008-04-13 15:36:53.000000000 +0100
+++ linux-2.6.25-rc8-mm2/drivers/char/pcmcia/synclink_cs.c 2008-04-13 15:41:04.000000000 +0100
@@ -1547,7 +1547,7 @@

/* Add a character to the transmit buffer
*/
-static void mgslpc_put_char(struct tty_struct *tty, unsigned char ch)
+static int mgslpc_put_char(struct tty_struct *tty, unsigned char ch)
{
MGSLPC_INFO *info = (MGSLPC_INFO *)tty->driver_data;
unsigned long flags;
@@ -1558,10 +1558,10 @@
}

if (mgslpc_paranoia_check(info, tty->name, "mgslpc_put_char"))
- return;
+ return 0;

if (!info->tx_buf)
- return;
+ return 0;

spin_lock_irqsave(&info->lock,flags);

@@ -1574,6 +1574,7 @@
}

spin_unlock_irqrestore(&info->lock,flags);
+ return 1;
}

/* Enable transmitter so remaining characters in the
--
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