summaryrefslogtreecommitdiffstats
path: root/drivers/serial/8250.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/serial/8250.c')
-rw-r--r--drivers/serial/8250.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index d4104a3b..d3ca7d3 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -2969,6 +2969,9 @@ static int __init serial8250_init(void)
"%d ports, IRQ sharing %sabled\n", nr_uarts,
share_irqs ? "en" : "dis");
+ for (i = 0; i < NR_IRQS; i++)
+ spin_lock_init(&irq_lists[i].lock);
+
#ifdef CONFIG_SPARC
ret = sunserial_register_minors(&serial8250_reg, UART_NR);
#else
OpenPOWER on IntegriCloud