Commit 0e5c4b4d authored by Geert Uytterhoeven's avatar Geert Uytterhoeven Committed by Greg Kroah-Hartman
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serial: sh-sci: Stop calling sci_start_rx() from sci_request_dma() 



There's no need to call sci_start_rx() from sci_request_dma() when DMA
setup fails, as sci_startup() will call sci_start_rx() anyway.

Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 756981be

drivers/tty/serial/sh-sci.c

+0 −1
Original line number Diff line number Diff line
@@ -1386,7 +1386,6 @@ static void sci_request_dma(struct uart_port *port) 
				 "Failed to allocate Rx dma buffer, using PIO\n");

			dma_release_channel(chan);

			s->chan_rx = NULL;

			sci_start_rx(port);

			return;

		}