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    Subject[patch v2 09/16] MMC: S3C24XX: Ensure host->mrq->data is valid
    Fix a crash if host->mrq->data is NULL on ending a transfer.

    Signed-off-by: Ben Dooks <ben-linux@fluff.org>

    Index: linux-2.6.26-rc5-q2/drivers/mmc/host/s3cmci.c
    ===================================================================
    --- linux-2.6.26-rc5-q2.orig/drivers/mmc/host/s3cmci.c 2008-06-08 13:59:17.000000000 +0100
    +++ linux-2.6.26-rc5-q2/drivers/mmc/host/s3cmci.c 2008-06-08 13:59:20.000000000 +0100
    @@ -344,7 +344,8 @@ static void pio_tasklet(unsigned long da
    (host->pio_active == XFER_READ) ? "read" : "write",
    host->pio_count, host->pio_words);

    - host->mrq->data->error = MMC_ERR_DMA;
    + if (host->mrq->data)
    + host->mrq->data->error = MMC_ERR_DMA;
    }

    finalize_request(host);
    --
    Ben (ben@fluff.org, http://www.fluff.org/)

    'a smiley only costs 4 bytes'


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