diff options
| -rw-r--r-- | drivers/dma/sprd-dma.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/dma/sprd-dma.c b/drivers/dma/sprd-dma.c index 4f3587b826da..e6a74dc7da95 100644 --- a/drivers/dma/sprd-dma.c +++ b/drivers/dma/sprd-dma.c @@ -697,7 +697,8 @@ static int sprd_dma_fill_desc(struct dma_chan *chan, hw->cfg |= SPRD_DMA_LINKLIST_EN; /* link-list index */ - temp = (sg_index + 1) % sglen; + temp = sglen ? (sg_index + 1) % sglen : 0; + /* Next link-list configuration's physical address offset */ temp = temp * sizeof(*hw) + SPRD_DMA_CHN_SRC_ADDR; /* |