Need spin_lock_init(&serial8250_ports[port->line].port.lock) in
early_serial_setup() since we're copying struct uart_port *port
into serial8250_ports[port->line].port and *port.lock is typically
unitiliased by the caller.
Signed-off-by: George G. Davis <[email protected]>
Index: linux-2.6/drivers/serial/8250.c
===================================================================
--- linux-2.6.orig/drivers/serial/8250.c
+++ linux-2.6/drivers/serial/8250.c
@@ -2340,6 +2340,7 @@ int __init early_serial_setup(struct uar
serial8250_isa_init_ports();
serial8250_ports[port->line].port = *port;
serial8250_ports[port->line].port.ops = &serial8250_pops;
+ spin_lock_init(&serial8250_ports[port->line].port.lock);
return 0;
}
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