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* [PATCH] pcmcia: serial to int put_char method
@ 2008-04-13 17:14 Alan Cox
  0 siblings, 0 replies; only message in thread
From: Alan Cox @ 2008-04-13 17:14 UTC (permalink / raw)
  To: akpm, linux-kernel

Signed-off-by: Alan Cox <alan@redhat.com>

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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2008-04-13 17:14 [PATCH] pcmcia: serial to int put_char method Alan Cox

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