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H A D | sdhci.c | diff 42922105beb14c2fc58185ea022b9f72fb5465e9 Tue Feb 07 12:29:59 CST 2017 Prasad J Pandit <pjp@fedoraproject.org> sd: sdhci: check data length during dma_memory_read
While doing multi block SDMA transfer in routine 'sdhci_sdma_transfer_multi_blocks', the 's->fifo_buffer' starting index 'begin' and data length 's->data_count' could end up to be same. This could lead to an OOB access issue. Correct transfer data length to avoid it.
Cc: qemu-stable@nongnu.org Reported-by: Jiang Xin <jiangxin1@huawei.com> Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Message-id: 20170130064736.9236-1-ppandit@redhat.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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