Fix typos concerning hierarchy

        heirarchical, hierachical -> hierarchical
        heirarchy, hierachy -> hierarchy

Signed-off-by: Uwe Kleine-König <zeisberg@informatik.uni-freiburg.de>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c
index e859722..7c42d53 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.c
@@ -915,7 +915,7 @@
 			fetunesettings.parameters.inversion = INVERSION_AUTO;
 		}
 		if (fe->ops.info.type == FE_OFDM) {
-			/* without hierachical coding code_rate_LP is irrelevant,
+			/* without hierarchical coding code_rate_LP is irrelevant,
 			 * so we tolerate the otherwise invalid FEC_NONE setting */
 			if (fepriv->parameters.u.ofdm.hierarchy_information == HIERARCHY_NONE &&
 			    fepriv->parameters.u.ofdm.code_rate_LP == FEC_NONE)
diff --git a/drivers/media/dvb/frontends/dib3000mb.c b/drivers/media/dvb/frontends/dib3000mb.c
index adbabfd..b6adea5 100644
--- a/drivers/media/dvb/frontends/dib3000mb.c
+++ b/drivers/media/dvb/frontends/dib3000mb.c
@@ -239,7 +239,7 @@
 		default:
 			return -EINVAL;
 	}
-	deb_setf("hierachy: ");
+	deb_setf("hierarchy: ");
 	switch (ofdm->hierarchy_information) {
 		case HIERARCHY_NONE:
 			deb_setf("none ");