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    Subject[PATCH 13/18] MMC: OMAP: Check the get_cover_state function pointer if not set
    From: Kyungmin Park <kyungmin.park@samsung.com>

    If the get_cover_state is not set, it occurs the oops.

    Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
    Signed-off-by: Tony Lindgren <tony@atomide.com>
    ---
    drivers/mmc/host/omap.c | 5 ++++-
    1 files changed, 4 insertions(+), 1 deletions(-)

    diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c
    index 9ac1066..0e7ceb0 100644
    --- a/drivers/mmc/host/omap.c
    +++ b/drivers/mmc/host/omap.c
    @@ -236,7 +236,10 @@ static void mmc_omap_release_slot(struct mmc_omap_slot *slot)
    static inline
    int mmc_omap_cover_is_open(struct mmc_omap_slot *slot)
    {
    - return slot->pdata->get_cover_state(mmc_dev(slot->mmc), slot->id);
    + if (slot->pdata->get_cover_state)
    + return slot->pdata->get_cover_state(mmc_dev(slot->mmc),
    + slot->id);
    + return 0;
    }

    static ssize_t
    -- 1.5.3.GIT


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