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    Subject[PATCH 22/32] omap_hsmmc: fix NULL pointer dereference
    From ece776be05f73787dad93802000f2d04218197d0 Mon Sep 17 00:00:00 2001
    From: Jarkko Lavinen <jarkko.lavinen@nokia.com>
    Date: Tue, 12 May 2009 19:46:14 +0300
    Subject: [PATCH] omap_hsmmc: fix NULL pointer dereference

    Do not call 'mmc_omap_xfer_done()' if the request is
    already done.

    Signed-off-by: Jarkko Lavinen <jarkko.lavinen@nokia.com>
    Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com>
    ---
    drivers/mmc/host/omap_hsmmc.c | 2 +-
    1 files changed, 1 insertions(+), 1 deletions(-)

    diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
    index 41c330d..fe46234 100644
    --- a/drivers/mmc/host/omap_hsmmc.c
    +++ b/drivers/mmc/host/omap_hsmmc.c
    @@ -670,7 +670,7 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id)

    if (end_cmd || ((status & CC) && host->cmd))
    mmc_omap_cmd_done(host, host->cmd);
    - if (end_trans || (status & TC))
    + if ((end_trans || (status & TC)) && host->mrq)
    mmc_omap_xfer_done(host, data);

    return IRQ_HANDLED;
    --
    1.5.6.3


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