Messages in this thread Patch in this message |  | | Date | Mon, 16 Jun 2008 15:34:54 +0100 | From | Ben Dooks <> | Subject | [patch v2 09/16] MMC: S3C24XX: Ensure host->mrq->data is valid |
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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/)
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