From 9dc3fb5e4584630c50f7a5405efe9835d321ad44 Mon Sep 17 00:00:00 2001 From: Linus Walleij <linus.walleij@linaro.org> Date: Thu, 10 Feb 2011 16:09:40 +0100 Subject: [PATCH] mmc: sh_mmcif: unmap with the proper sglen 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> Signed-off-by: Chris Ball <cjb@laptop.org> --- drivers/mmc/host/sh_mmcif.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c index 8e4aba90d6a4..61ad19ecfbf8 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); -- 2.34.1