* [char-misc-next] mei: nfc: mei_nfc_free has to be called under lock
@ 2014-01-08 18:57 Tomas Winkler
0 siblings, 0 replies; only message in thread
From: Tomas Winkler @ 2014-01-08 18:57 UTC (permalink / raw)
To: gregkh; +Cc: arnd, linux-kernel, stable, Tomas Winkler
nfc_nfc_free unlink clients from the device list
and has to be called under mei mutex
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Reviewed-by: Alexander Usyskin <alexander.usyskin@intel.com>
---
drivers/misc/mei/nfc.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/misc/mei/nfc.c b/drivers/misc/mei/nfc.c
index 0a89220..5496190 100644
--- a/drivers/misc/mei/nfc.c
+++ b/drivers/misc/mei/nfc.c
@@ -469,7 +469,9 @@ static void mei_nfc_init(struct work_struct *work)
return;
err:
+ mutex_lock(&dev->device_lock);
mei_nfc_free(ndev);
+ mutex_unlock(&dev->device_lock);
return;
}
--
1.8.4.2
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