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[NETLINK]: Switch cb_lock spinlock to mutex and allow to override it
[powerpc.git]
/
drivers
/
serial
/
amba-pl010.c
diff --git
a/drivers/serial/amba-pl010.c
b/drivers/serial/amba-pl010.c
index
61db697
..
f69bd09
100644
(file)
--- a/
drivers/serial/amba-pl010.c
+++ b/
drivers/serial/amba-pl010.c
@@
-589,6
+589,8
@@
static int __init pl010_console_setup(struct console *co, char *options)
*/
if (co->index >= UART_NR)
co->index = 0;
*/
if (co->index >= UART_NR)
co->index = 0;
+ if (!amba_ports[co->index])
+ return -ENODEV;
port = &amba_ports[co->index]->port;
if (options)
port = &amba_ports[co->index]->port;
if (options)