diff options
author | Michael Buesch <mb@bu3sch.de> | 2011-04-11 17:00:44 -0400 |
---|---|---|
committer | Nicolas Pitre <nicolas.pitre@linaro.org> | 2011-05-16 13:34:37 -0400 |
commit | 2a0ee71ab8ac0031939a6d33c3f39139f5ba8c0d (patch) | |
tree | 53e2b3c3bdf12a3b473faee226cf239474c6962b /drivers/mmc | |
parent | 8440c5d50d9cde8c4072771f3e61001db06a3d05 (diff) |
mmc: omap: Fix possible NULL pointer deref
Either OMAP_MMC_STAT_CARD_ERR or OMAP_MMC_STAT_END_OF_CMD might fire
if there is no host->cmd pointer.
Check for a valid host->cmd pointer before calling mmc_omap_cmd_done().
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
(cherry picked from commit f69475142136c8ad9b9c717aea2ff907aed9f863)
Diffstat (limited to 'drivers/mmc')
-rw-r--r-- | drivers/mmc/host/omap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c index 379d2ffe4c8..85524d3acad 100644 --- a/drivers/mmc/host/omap.c +++ b/drivers/mmc/host/omap.c @@ -832,7 +832,7 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id) return IRQ_HANDLED; } - if (end_command) + if (end_command && host->cmd) mmc_omap_cmd_done(host, host->cmd); if (host->data != NULL) { if (transfer_error) |