travis: remove deprecated docker login -e flag (#3651)

diff --git a/travis/docker-build-and-push.sh b/travis/docker-build-and-push.sh
index 9b654a84703f5d2ad580d39d1620b3e76468e9e4..686b81b0e2aaa01b9bfdae15847679a307ed113f 100755 (executable)
--- a/travis/docker-build-and-push.sh
+++ b/travis/docker-build-and-push.sh
@@ -15,6 +15,6 @@ docker build --pull --no-cache --rm -t=${BASENAME} -f ${DOCKERFILE} .
 # the login+push step when the variable isn’t set.
 if [ -n "${DOCKER_PASS}" ]
 then
-       docker login -e ${DOCKER_EMAIL} -u ${DOCKER_USER} -p ${DOCKER_PASS}
+       docker login -u ${DOCKER_USER} -p ${DOCKER_PASS}
        docker push ${BASENAME}
 fi