From f69475142136c8ad9b9c717aea2ff907aed9f863 Mon Sep 17 00:00:00 2001 From: Michael Buesch Date: Mon, 11 Apr 2011 17:00:44 -0400 Subject: 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 Acked-by: Tony Lindgren Signed-off-by: Chris Ball --- drivers/mmc/host/omap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/mmc/host/omap.c') 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) 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) -- cgit