[patch] Staging: mrst-touchscreen: dereferencing free memory

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I moved the kfree() down a couple lines after the dereference.

Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>

diff --git a/drivers/staging/mrst-touchscreen/intel-mid-touch.c b/drivers/staging/mrst-touchscreen/intel-mid-touch.c
index 1db0097..abba22f 100644
--- a/drivers/staging/mrst-touchscreen/intel-mid-touch.c
+++ b/drivers/staging/mrst-touchscreen/intel-mid-touch.c
@@ -817,9 +817,9 @@ static int mrstouch_remove(struct spi_device *spi)
 	free_irq(mrstouchdevp->irq, mrstouchdevp);
 	input_unregister_device(mrstouchdevp->input);
 	input_free_device(mrstouchdevp->input);
-	kfree(mrstouchdevp);
 	if (mrstouchdevp->pendet_thrd)
 		kthread_stop(mrstouchdevp->pendet_thrd);
+	kfree(mrstouchdevp);
 	return 0;
 }
 
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