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authorKyungmin Park <kyungmin.park@samsung.com>2008-03-26 23:09:38 +0300
committerPierre Ossman <drzeus@drzeus.cx>2008-04-18 22:05:30 +0400
commit8348f0029d85828671e3a1d11db41fe53afbdc0d (patch)
treeed90ba0f3e78aa8c1c4f6d5b0d7e00743b987e49 /drivers/mmc/host/omap.c
parent01e77e13fc5a1e6c00ebb4f688293fa3116315ee (diff)
downloadlinux-8348f0029d85828671e3a1d11db41fe53afbdc0d.tar.xz
MMC: OMAP: Check the get_cover_state function pointer if not set
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> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
Diffstat (limited to 'drivers/mmc/host/omap.c')
-rw-r--r--drivers/mmc/host/omap.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c
index 9075838f712f..f7fb97802827 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