From: Andy Shevchenko Date: Tue, 6 Aug 2019 09:43:15 +0000 (+0300) Subject: serial: 8250_dw: use pointer to uart local variable X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=62907e90cc7e81a74f79650321005e9c102b1ce4;p=linux.git serial: 8250_dw: use pointer to uart local variable The use of pointer will simplify enabling runtime PM for the driver. Signed-off-by: Andy Shevchenko Reviewed-by: Heikki Krogerus Link: https://lore.kernel.org/r/20190806094322.64987-2-andriy.shevchenko@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c index 7b559f969f61d..010d0a292e73c 100644 --- a/drivers/tty/serial/8250/8250_dw.c +++ b/drivers/tty/serial/8250/8250_dw.c @@ -492,10 +492,10 @@ static void dw8250_setup_port(struct uart_port *p) static int dw8250_probe(struct platform_device *pdev) { - struct uart_8250_port uart = {}; + struct uart_8250_port uart = {}, *up = &uart; struct resource *regs = platform_get_resource(pdev, IORESOURCE_MEM, 0); int irq = platform_get_irq(pdev, 0); - struct uart_port *p = &uart.port; + struct uart_port *p = &up->port; struct device *dev = &pdev->dev; struct dw8250_data *data; int err; @@ -634,10 +634,10 @@ static int dw8250_probe(struct platform_device *pdev) if (p->fifosize) { data->dma.rxconf.src_maxburst = p->fifosize / 4; data->dma.txconf.dst_maxburst = p->fifosize / 4; - uart.dma = &data->dma; + up->dma = &data->dma; } - data->line = serial8250_register_8250_port(&uart); + data->line = serial8250_register_8250_port(up); if (data->line < 0) { err = data->line; goto err_reset;