From ac8a103e695c500acc83eb5cd816d25d7a6da52f Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Fri, 20 Jul 2018 14:18:26 +0200 Subject: serial: sh-sci: Drop superfluous assignment in sci_request_dma() No later code uses the assigned value, so it can be dropped. Reported-by: Simon Horman Fixes: 2c4ee23530ffc022 ("serial: sh-sci: Postpone DMA release when falling back to PIO") Signed-off-by: Geert Uytterhoeven Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/sh-sci.c | 1 - 1 file changed, 1 deletion(-) (limited to 'drivers/tty/serial/sh-sci.c') diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index f8e53ac5c17d..6ff6f2bf3b9b 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -1574,7 +1574,6 @@ static void sci_request_dma(struct uart_port *port) if (dma_mapping_error(chan->device->dev, s->tx_dma_addr)) { dev_warn(port->dev, "Failed mapping Tx DMA descriptor\n"); dma_release_channel(chan); - chan = NULL; } else { dev_dbg(port->dev, "%s: mapped %lu@%p to %pad\n", __func__, UART_XMIT_SIZE, -- cgit v1.2.3