Remove several unnecessary checks for the @private pointer, since it
can never be NULL in these places.
Reported-by: NDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: NDong Jia Shi <bjsdjshi@linux.vnet.ibm.com>
Message-Id: <20170412090816.79108-2-bjsdjshi@linux.vnet.ibm.com>
Signed-off-by: NCornelia Huck <cornelia.huck@de.ibm.com>