Commit 70d15f21 authored by Ilpo Järvinen's avatar Ilpo Järvinen Committed by Greg Kroah-Hartman
Browse files

serial: 8250: Clear dma tx_err unconditionally 



No need to check non-zeroness first and then clear. Just set to zero
unconditionally.

Acked-by: default avatarAndy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: default avatarIlpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/3b885e7f-1372-3aa9-febd-34566ba25e3d@linux.intel.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a3911f6e

drivers/tty/serial/8250/8250_dma.c

+1 −2
Original line number Diff line number Diff line
@@ -107,7 +107,6 @@ int serial8250_tx_dma(struct uart_8250_port *p) 


	dma_async_issue_pending(dma->txchan);

	serial8250_clear_THRI(p);

	if (dma->tx_err)

	dma->tx_err = 0;



	return 0;