Merge master.kernel.org:/pub/scm/linux/kernel/git/davej/agpgart

[linux-2.6] / drivers / serial / amba-pl011.c

diff --git a/drivers/serial/amba-pl011.c b/drivers/serial/amba-pl011.c
index d503625730df56dc4334868acba23a33d486e802..954073c6ce3a4e5cccb7df1806575fc1778cbc2c 100644 (file)
--- a/drivers/serial/amba-pl011.c
+++ b/drivers/serial/amba-pl011.c
@@ -153,8 +153,9 @@ static void pl011_rx_chars(struct uart_amba_port *uap)
        ignore_char:
                status = readw(uap->port.membase + UART01x_FR);
        }
+       spin_unlock(&uap->port.lock);
        tty_flip_buffer_push(tty);
-       return;
+       spin_lock(&uap->port.lock);
 }
 
 static void pl011_tx_chars(struct uart_amba_port *uap)
@@ -412,8 +413,8 @@ static void pl011_shutdown(struct uart_port *port)
 }
 
 static void
-pl011_set_termios(struct uart_port *port, struct termios *termios,
-                    struct termios *old)
+pl011_set_termios(struct uart_port *port, struct ktermios *termios,
+                    struct ktermios *old)
 {
        unsigned int lcr_h, old_cr;
        unsigned long flags;
@@ -661,6 +662,8 @@ static int __init pl011_console_setup(struct console *co, char *options)
        if (co->index >= UART_NR)
                co->index = 0;
        uap = amba_ports[co->index];
+       if (!uap)
+               return -ENODEV;
 
        uap->port.uartclk = clk_get_rate(uap->clk);