[039/117] Staging: hv: Fix up memory leak on HvCleanup

[Greg KH]

2.6.33-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Cyrill Gorcunov <gorcunov@xxxxxxxxxx>

commit fa8ad0257ea256381126ecf447694622216c600f upstream.

Don't assign NULL too early

Signed-off-by: Cyrill Gorcunov <gorcunov@xxxxxxxxxx>
Cc: Hank Janssen <hjanssen@xxxxxxxxxxxxx>
Cc: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
 drivers/staging/hv/Hv.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/staging/hv/Hv.c
+++ b/drivers/staging/hv/Hv.c
@@ -306,9 +306,9 @@ void HvCleanup(void)
 	DPRINT_ENTER(VMBUS);
 
 	if (gHvContext.SignalEventBuffer) {
+		kfree(gHvContext.SignalEventBuffer);
 		gHvContext.SignalEventBuffer = NULL;
 		gHvContext.SignalEventParam = NULL;
-		kfree(gHvContext.SignalEventBuffer);
 	}
 
 	if (gHvContext.GuestId == HV_LINUX_GUEST_ID) {


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