5.10-stable review patch. If anyone has any objections, please let me know.
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From: Thomas Fourier fourier.thomas@gmail.com
commit 8ab2f1c35669bff7d7ed1bb16bf5cc989b3e2e17 upstream.
The dma_unmap_sg() functions should be called with the same nents as the dma_map_sg(), not the value the map function returned.
Fixes: 236caa7cc351 ("mmc: SDIO driver for Marvell SoCs") Signed-off-by: Thomas Fourier fourier.thomas@gmail.com Reviewed-by: Linus Walleij linus.walleij@linaro.org Cc: stable@vger.kernel.org Signed-off-by: Ulf Hansson ulf.hansson@linaro.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/mmc/host/mvsdio.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/mmc/host/mvsdio.c +++ b/drivers/mmc/host/mvsdio.c @@ -292,7 +292,7 @@ static u32 mvsd_finish_data(struct mvsd_ host->pio_ptr = NULL; host->pio_size = 0; } else { - dma_unmap_sg(mmc_dev(host->mmc), data->sg, host->sg_frags, + dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len, mmc_get_dma_dir(data)); }