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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Stefan Wahren <wahrenst@gmx.net>,
        Ulf Hansson <ulf.hansson@linaro.org>
Subject: [PATCH 5.2 28/85] Revert "mmc: bcm2835: Terminate timeout work synchronously"
Date:   Wed, 18 Sep 2019 08:18:46 +0200
Message-Id: <20190918061235.046409098@linuxfoundation.org>
In-Reply-To: <20190918061234.107708857@linuxfoundation.org>
References: <20190918061234.107708857@linuxfoundation.org>
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From: Stefan Wahren <wahrenst@gmx.net>

commit aea64b583601aa5e0d6ea51a0420e46e43710bd4 upstream.

The commit 37fefadee8bb ("mmc: bcm2835: Terminate timeout work
synchronously") causes lockups in case of hardware timeouts due the
timeout work also calling cancel_delayed_work_sync() on its own.
So revert it.

Fixes: 37fefadee8bb ("mmc: bcm2835: Terminate timeout work synchronously")
Cc: stable@vger.kernel.org
Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/mmc/host/bcm2835.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/mmc/host/bcm2835.c
+++ b/drivers/mmc/host/bcm2835.c
@@ -597,7 +597,7 @@ static void bcm2835_finish_request(struc
 	struct dma_chan *terminate_chan = NULL;
 	struct mmc_request *mrq;
 
-	cancel_delayed_work_sync(&host->timeout_work);
+	cancel_delayed_work(&host->timeout_work);
 
 	mrq = host->mrq;