* [PATCH 05/11] sh_mmcif: unmap with the proper sglen
@ 2011-02-10 15:09 Linus Walleij
0 siblings, 0 replies; only message in thread
From: Linus Walleij @ 2011-02-10 15:09 UTC (permalink / raw)
To: linux-mmc, Chris Ball; +Cc: Dan Williams, Paul Mundt, Linus Walleij
According to the DMA-API you shall unmap the sglists with the same
sglist length as passed into the mapping function, not the
returned value from the mapping function.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
drivers/mmc/host/sh_mmcif.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c
index 8e4aba9..61ad19e 100644
--- a/drivers/mmc/host/sh_mmcif.c
+++ b/drivers/mmc/host/sh_mmcif.c
@@ -195,11 +195,11 @@ static void mmcif_dma_complete(void *arg)
if (host->data->flags & MMC_DATA_READ)
dma_unmap_sg(host->chan_rx->device->dev,
- host->data->sg, host->dma_sglen,
+ host->data->sg, host->data->sg_len,
DMA_FROM_DEVICE);
else
dma_unmap_sg(host->chan_tx->device->dev,
- host->data->sg, host->dma_sglen,
+ host->data->sg, host->data->sg_len,
DMA_TO_DEVICE);
complete(&host->dma_complete);
--
1.7.4
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2011-02-10 15:09 [PATCH 05/11] sh_mmcif: unmap with the proper sglen Linus Walleij
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