Staging: lustre: mdc_locks: Remove extra test expression

struct it is already NULL tested before so, it should be removed from
the if test expression.
Signed-off-by: Shivani Bhardwaj <shivanib134@gmail.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lustre/mdc/mdc_locks.c

@@ -885,7 +885,7 @@ int mdc_enqueue(struct obd_export *exp, struct ldlm_enqueue_info *einfo,
 
 	/* Retry the create infinitely when we get -EINPROGRESS from
 	 * server. This is required by the new quota design. */
-	if (it && it->it_op & IT_CREAT &&
+	if (it->it_op & IT_CREAT &&
 	    (int)lockrep->lock_policy_res2 == -EINPROGRESS) {
 		mdc_clear_replay_flag(req, rc);
 		ptlrpc_req_finished(req);