diff options
| author | Michael Buesch <mb@bu3sch.de> | 2011-04-11 17:00:44 -0400 |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2011-04-27 19:15:12 -0400 |
| commit | f69475142136c8ad9b9c717aea2ff907aed9f863 (patch) | |
| tree | b8eec05f142ef6b8563f64828362dfba816074d6 | |
| parent | 9bc21848b1d6cb8389d927196b16c9950b5e21e9 (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>
| -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 2e032f0e8cf4..a6c329040140 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) | |||
| 832 | return IRQ_HANDLED; | 832 | return IRQ_HANDLED; |
| 833 | } | 833 | } |
| 834 | 834 | ||
| 835 | if (end_command) | 835 | if (end_command && host->cmd) |
| 836 | mmc_omap_cmd_done(host, host->cmd); | 836 | mmc_omap_cmd_done(host, host->cmd); |
| 837 | if (host->data != NULL) { | 837 | if (host->data != NULL) { |
| 838 | if (transfer_error) | 838 | if (transfer_error) |