No need to explicitly check for pointer to be null,
of_prop_next_string anyways returns NULL, if passed pointer is NULL
and hence loop will continue.
Signed-off-by: NSaurabh Sengar <saurabh.truth@gmail.com>
Acked-by: NVasant Hegde <hegdevasant@linux.vnet.ibm.com>
Signed-off-by: NJacek Anaszewski <j.anaszewski@samsung.com>