From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: akpm@osdl.org, linux-kernel@vger.kernel.org, R.E.Wolff@BitWizard.nl
Subject: [PATCH] specialix: Switch to int put_char method
Date: Sun, 13 Apr 2008 18:17:56 +0100 [thread overview]
Message-ID: <20080413181756.5463f265@core> (raw)
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/specialix.c linux-2.6.25-rc8-mm2/drivers/char/specialix.c
--- linux.vanilla-2.6.25-rc8-mm2/drivers/char/specialix.c 2008-04-13 15:36:53.000000000 +0100
+++ linux-2.6.25-rc8-mm2/drivers/char/specialix.c 2008-04-13 15:41:03.000000000 +0100
@@ -1692,7 +1692,7 @@
}
-static void sx_put_char(struct tty_struct * tty, unsigned char ch)
+static int sx_put_char(struct tty_struct * tty, unsigned char ch)
{
struct specialix_port *port = (struct specialix_port *)tty->driver_data;
unsigned long flags;
@@ -1702,12 +1702,12 @@
if (sx_paranoia_check(port, tty->name, "sx_put_char")) {
func_exit();
- return;
+ return 0;
}
dprintk (SX_DEBUG_TX, "check tty: %p %p\n", tty, port->xmit_buf);
if (!port->xmit_buf) {
func_exit();
- return;
+ return 0;
}
bp = port_Board(port);
spin_lock_irqsave(&port->lock, flags);
@@ -1717,7 +1717,7 @@
spin_unlock_irqrestore(&port->lock, flags);
dprintk (SX_DEBUG_TX, "Exit size\n");
func_exit();
- return;
+ return 0;
}
dprintk (SX_DEBUG_TX, "Handle xmit: %p %p\n", port, port->xmit_buf);
port->xmit_buf[port->xmit_head++] = ch;
@@ -1726,6 +1726,7 @@
spin_unlock_irqrestore(&port->lock, flags);
func_exit();
+ return 1;
}
reply other threads:[~2008-04-13 17:27 UTC|newest]
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