Staging: mrst-touchscreen: fix dereferencing free memory

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

Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/mrst-touchscreen/intel-mid-touch.c b/drivers/staging/mrst-touchscreen/intel-mid-touch.c
index 1db0097..abba22f 100644 (file)
--- 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;
 }