The dpaa2_io_down(priv->io) call frees "priv->io" so I've shifted the
code around a little bit to avoid the use after free.
Fixes: 991e873223e9 ("soc: fsl: dpio: use a cpumask to identify which cpus are unused")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
dev = &dpio_dev->dev;
priv = dev_get_drvdata(dev);
+ cpu = dpaa2_io_get_cpu(priv->io);
dpaa2_io_down(priv->io);
dpio_teardown_irqs(dpio_dev);
- cpu = dpaa2_io_get_cpu(priv->io);
cpumask_set_cpu(cpu, cpus_unused_mask);
err = dpio_open(dpio_dev->mc_io, 0, dpio_dev->obj_desc.id,