>From 377c28a57ccc29235b94c86c08bce0334d05389b Mon Sep 17 00:00:00 2001
From: Fernando Guzman Lugo <x0095840@xxxxxx>
Date: Fri, 12 Feb 2010 19:07:14 -0600
Subject: [PATCH] Mailbox: flush pending deferred works before freeing blk queue
flush pending deferred works before freeing blk_queue to prevent
any attempt of access to blk_queue after it was freed
Signed-off-by: Fernando Guzman Lugo <x0095840@xxxxxx>
---
arch/arm/plat-omap/mailbox.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/arch/arm/plat-omap/mailbox.c b/arch/arm/plat-omap/mailbox.c
index e6cc4b0..3e2f961 100644
--- a/arch/arm/plat-omap/mailbox.c
+++ b/arch/arm/plat-omap/mailbox.c
@@ -297,6 +297,8 @@ static int omap_mbox_startup(struct omap_mbox *mbox)
static void omap_mbox_fini(struct omap_mbox *mbox)
{
free_irq(mbox->irq, mbox);
+ tasklet_kill(&mbox->txq->tasklet);
+ flush_work(&mbox->rxq->work);
mbox_queue_free(mbox->txq);
mbox_queue_free(mbox->rxq);
--
1.6.0.4
--
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