Git Pull and Push in one line

GitPullPush

#!/bin/bash

if [ $# -ne 3 ]
then
    echo -e "Usage gitpush [remote_branch] [branch_name] [commit_message]"
    echo -e "eg: gitpush origin master 'Some commit message'"
    exit
fi

git add .
git commit -m "$2"
git pull $1 $2 && git push $1 $2