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authorMike Frysinger <vapier@gentoo.org>2009-06-22 18:37:24 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-22 11:32:23 -0700
commit9c529a3d76dffae943868ebad07b042d15764712 (patch)
treed601295f0a0d182dcd7731d6b7e5619488d701ef
parent56578abfd16a1a7554f64000d5fc0a377d4dda6a (diff)
serial: bfin_5xx: add missing spin_lock init
The Blackfin serial driver never initialized the spin_lock that is part of the serial core structure, but we never noticed because spin_lock's are rarely enabled on UP systems. Yeah lockdep and friends. Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/serial/bfin_5xx.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c
index e2f6b1bfac9..d7fcca18223 100644
--- a/drivers/serial/bfin_5xx.c
+++ b/drivers/serial/bfin_5xx.c
@@ -1110,6 +1110,7 @@ static void __init bfin_serial_init_ports(void)
bfin_serial_hw_init();
for (i = 0; i < nr_active_ports; i++) {
+ spin_lock_init(&bfin_serial_ports[i].port.lock);
bfin_serial_ports[i].port.uartclk = get_sclk();
bfin_serial_ports[i].port.fifosize = BFIN_UART_TX_FIFO_SIZE;
bfin_serial_ports[i].port.ops = &bfin_serial_pops;