[PATCH] pcmcia: serial to int put_char method

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Author: Alan Cox
Date:  
To: akpm, linux-kernel
Subject: [PATCH] pcmcia: serial to int put_char method
Signed-off-by: Alan Cox <alan@???>

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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