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-rw-r--r--drivers/mtd/nand/sh_flctl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/nand/sh_flctl.c b/drivers/mtd/nand/sh_flctl.c
index 891ac7b99305..2404d6634bda 100644
--- a/drivers/mtd/nand/sh_flctl.c
+++ b/drivers/mtd/nand/sh_flctl.c
@@ -411,7 +411,7 @@ static int flctl_dma_fifo0_transfer(struct sh_flctl *flctl, unsigned long *buf,
dma_addr = dma_map_single(chan->device->dev, buf, len, dir);
- if (dma_addr)
+ if (!dma_mapping_error(chan->device->dev, dma_addr))
desc = dmaengine_prep_slave_single(chan, dma_addr, len,
tr_dir, DMA_PREP_INTERRUPT | DMA_CTRL_ACK);