Fix minor comment fixes

Change-Id: I23c880a5b42fba5f319cca17d59fc2f601befef9
diff --git a/core/api/src/main/java/org/onosproject/net/driver/Driver.java b/core/api/src/main/java/org/onosproject/net/driver/Driver.java
index a09d1f7..8b9c0d3 100644
--- a/core/api/src/main/java/org/onosproject/net/driver/Driver.java
+++ b/core/api/src/main/java/org/onosproject/net/driver/Driver.java
@@ -150,7 +150,6 @@
      * @param defaultValue to use if the property is not defined in this driver nor in any of its ancestors
      * @return the value of the property,
      *         or {@code defaultValue} if the property is not defined in this driver nor in any of its ancestors
-     * @return
      */
     default String getProperty(String name, String defaultValue) {
         return Optional.ofNullable(getProperty(name)).orElse(defaultValue);
diff --git a/tools/build/onos-build-release b/tools/build/onos-build-release
index 914b640..b45f7e6 100755
--- a/tools/build/onos-build-release
+++ b/tools/build/onos-build-release
@@ -4,7 +4,7 @@
 # -----------------------------------------------------------------------------
 
 if [ $# -ne 3  -a $# -ne 4 ]; then
-    echo "Usage: onos-build-release version next-version branch [--dry-run]"
+    echo "Usage: onos-build-release branch version next-version [--dry-run]"
     echo "For example, to build rc2 on the 1.8 branch - onos-build-release onos-1.8 1.8.0-rc2 1.8.0-SNAPSHOT"
     exit 1
 fi
@@ -42,4 +42,3 @@
     # Unblock commits
     ssh -p 29418 gerrit.onosproject.org projectlock unlock onos ${BRANCH}
 fi
-