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@@ -445,6 +445,9 @@ static int rockchip_spi_prepare_dma(struct rockchip_spi *rs)
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struct dma_slave_config rxconf, txconf;
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struct dma_async_tx_descriptor *rxdesc, *txdesc;
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+ memset(&rxconf, 0, sizeof(rxconf));
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+ memset(&txconf, 0, sizeof(txconf));
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+
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spin_lock_irqsave(&rs->lock, flags);
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rs->state &= ~RXBUSY;
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rs->state &= ~TXBUSY;
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