34 lines
1.1 KiB
Diff
34 lines
1.1 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Aviad Nissel <aviad.nissel@intel.com>
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Date: Sun, 16 Dec 2018 14:16:11 +0200
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Subject: [PATCH] mei: virtio: fix queue flush with non empty vtag list
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Tracked-On: PKT-1620
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Change-Id: Ie2e930d4033ee17f1920dfc4619be0fe3cde4119
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Signed-off-by: Aviad Nissel <aviad.nissel@intel.com>
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Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
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---
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drivers/misc/mei/main.c | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c
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index 86d81cb855fe..e25390549286 100644
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--- a/drivers/misc/mei/main.c
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+++ b/drivers/misc/mei/main.c
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@@ -128,6 +128,12 @@ static int mei_release(struct inode *inode, struct file *file)
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}
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rets = mei_cl_disconnect(cl);
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+ /* Check again: This is necessary since disconnect releases the lock. */
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+ if (!list_empty(&cl->vtag_map)) {
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+ cl_dbg(dev, cl, "not the last vtag after disconnect\n");
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+ mei_cl_flush_queues(cl, file);
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+ goto out;
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+ }
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mei_cl_flush_queues(cl, NULL);
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cl_dbg(dev, cl, "removing\n");
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--
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https://clearlinux.org
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