* [PATCH] Mailbox: flush pending deferred works before freeing blk q=
@ 2010-02-13 1:07 Fernando Guzman Lugo
0 siblings, 0 replies; only message in thread
From: Fernando Guzman Lugo @ 2010-02-13 1:07 UTC (permalink / raw)
To: linux-arm-kernel
ueue
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@ti.com>
---
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);
=20
--=20
1.6.0.4
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