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-rw-r--r--arch/mips/jz4740/dma.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/mips/jz4740/dma.c b/arch/mips/jz4740/dma.c
index 5ebe75a68350..d7feb898692c 100644
--- a/arch/mips/jz4740/dma.c
+++ b/arch/mips/jz4740/dma.c
@@ -242,9 +242,7 @@ EXPORT_SYMBOL_GPL(jz4740_dma_get_residue);
242 242
243static void jz4740_dma_chan_irq(struct jz4740_dma_chan *dma) 243static void jz4740_dma_chan_irq(struct jz4740_dma_chan *dma)
244{ 244{
245 uint32_t status; 245 (void) jz4740_dma_read(JZ_REG_DMA_STATUS_CTRL(dma->id));
246
247 status = jz4740_dma_read(JZ_REG_DMA_STATUS_CTRL(dma->id));
248 246
249 jz4740_dma_write_mask(JZ_REG_DMA_STATUS_CTRL(dma->id), 0, 247 jz4740_dma_write_mask(JZ_REG_DMA_STATUS_CTRL(dma->id), 0,
250 JZ_DMA_STATUS_CTRL_ENABLE | JZ_DMA_STATUS_CTRL_TRANSFER_DONE); 248 JZ_DMA_STATUS_CTRL_ENABLE | JZ_DMA_STATUS_CTRL_TRANSFER_DONE);