From: Mike Frysinger Date: Mon, 22 Jun 2009 17:37:24 +0000 (+0100) Subject: serial: bfin_5xx: add missing spin_lock init X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=9c529a3d76dffae943868ebad07b042d15764712;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git 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 Signed-off-by: Alan Cox Signed-off-by: Linus Torvalds --- diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c index e2f6b1bfac98..d7fcca18223b 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;