serial: sprd: Fix a copy-paste err in sprd_request_dma()

when dma_request_chan rx_dma fails, dev_err log should print rx_dma
err log.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Reviewed-by: Mukesh Ojha <mojha@codeaurora.org>
Reviewed-by: Baolin Wang <baolin.wang@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/sprd_serial.c b/drivers/tty/serial/sprd_serial.c
index 6aebd77cd3c0f3294157920754c3b60aa3a6a0ca..73d71a4e6c0cac6b74fd4136d9dcb22d6552e366 100644 (file)
--- a/drivers/tty/serial/sprd_serial.c
+++ b/drivers/tty/serial/sprd_serial.c
@@ -506,7 +506,7 @@ static void sprd_request_dma(struct uart_port *port)
        sp->rx_dma.chn = dma_request_chan(port->dev, "rx");
        if (IS_ERR(sp->rx_dma.chn)) {
                dev_err(port->dev, "request RX DMA channel failed, ret = %ld\n",
-                       PTR_ERR(sp->tx_dma.chn));
+                       PTR_ERR(sp->rx_dma.chn));
                sp->rx_dma.enable = false;
        }
 }