Merge pull request #3105 from restic/fix-init-repo-file

Allow using --repository-file in init

cmd/restic/cmd_init.go

@@ -43,10 +43,6 @@ func init() {
 }
 
 func runInit(opts InitOptions, gopts GlobalOptions, args []string) error {
-	if gopts.Repo == "" {
-		return errors.Fatal("Please specify repository location (-r)")
-	}
-
 	chunkerPolynomial, err := maybeReadChunkerPolynomial(opts, gopts)
 	if err != nil {
 		return err