serial: sh-sci: Tidy up build warnings.

The recent sh-sci DMA support introduces a number of trivial build
warnings, clean them up.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index f3841cd8fc5d05deadd9b39609a13495aefb9396..980f39449ee5635ccb7b4f681151892e92a493b0 100644 (file)
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -685,7 +685,7 @@ static irqreturn_t sci_rx_interrupt(int irq, void *ptr)
                /* Calculate delay for 1.5 DMA buffers */
                tout = (port->timeout - HZ / 50) * s->buf_len_rx * 3 /
                        port->fifosize / 2;
-               dev_dbg(port->dev, "Rx IRQ: setup timeout in %u ms\n",
+               dev_dbg(port->dev, "Rx IRQ: setup timeout in %lu ms\n",
                        tout * 1000 / HZ);
                if (tout < 2)
                        tout = 2;
@@ -999,7 +999,6 @@ static void sci_rx_dma_release(struct sci_port *s, bool enable_pio)
 {
        struct dma_chan *chan = s->chan_rx;
        struct uart_port *port = &s->port;
-       unsigned long flags;
 
        s->chan_rx = NULL;
        s->cookie_rx[0] = s->cookie_rx[1] = -EINVAL;
@@ -1014,7 +1013,6 @@ static void sci_tx_dma_release(struct sci_port *s, bool enable_pio)
 {
        struct dma_chan *chan = s->chan_tx;
        struct uart_port *port = &s->port;
-       unsigned long flags;
 
        s->chan_tx = NULL;
        s->cookie_tx = -EINVAL;