Unverified Commit dd8fd2cb authored by Huibin Hong's avatar Huibin Hong Committed by Mark Brown
Browse files

spi: rockchip: initialize dma_slave_config properly 



The rxconf and txconf structs are allocated on the
stack, so make sure we zero them before filling out
the relevant fields.

Signed-off-by: default avatarHuibin Hong <huibin.hong@rock-chips.com>
Signed-off-by: default avatarEmil Renner Berthing <kernel@esmil.dk>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 940ec770

drivers/spi/spi-rockchip.c

+3 −0
Original line number Diff line number Diff line
@@ -445,6 +445,9 @@ static int rockchip_spi_prepare_dma(struct rockchip_spi *rs) 
	struct dma_slave_config rxconf, txconf;

	struct dma_async_tx_descriptor *rxdesc, *txdesc;



	memset(&rxconf, 0, sizeof(rxconf));

	memset(&txconf, 0, sizeof(txconf));



	spin_lock_irqsave(&rs->lock, flags);

	rs->state &= ~RXBUSY;

	rs->state &= ~TXBUSY;