diff options
| -rw-r--r-- | drivers/dma/hsu/hsu.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/dma/hsu/hsu.c b/drivers/dma/hsu/hsu.c index eef145edb936..6fce5ed2fc40 100644 --- a/drivers/dma/hsu/hsu.c +++ b/drivers/dma/hsu/hsu.c @@ -77,8 +77,8 @@ static void hsu_dma_chan_start(struct hsu_dma_chan *hsuc) hsu_chan_writel(hsuc, HSU_CH_MTSR, mtsr); /* Set descriptors */ - count = (desc->nents - desc->active) % HSU_DMA_CHAN_NR_DESC; - for (i = 0; i < count; i++) { + count = desc->nents - desc->active; + for (i = 0; i < count && i < HSU_DMA_CHAN_NR_DESC; i++) { hsu_chan_writel(hsuc, HSU_CH_DxSAR(i), desc->sg[i].addr); hsu_chan_writel(hsuc, HSU_CH_DxTSR(i), desc->sg[i].len); |