altos: Fix make-kalman to run under dash

[fw/altos] / src / util / make-kalman

diff --git a/src/util/make-kalman b/src/util/make-kalman
index f78f30a9791b53ca84ecb160b448f3314f367cd0..397d60207c9ac82bddfaaf10e6adfc5a0fae9229 100644 (file)
--- a/src/util/make-kalman
+++ b/src/util/make-kalman
@@ -1,6 +1,6 @@
-#!/bin/sh
+#!/bin/bash
 
-cd $1 >&/dev/null
+cd $1 2> /dev/null 1>&2
 
 SIGMA_BOTH="-M 2 -H 6 -A 2"
 SIGMA_BARO="-M 2 -H 6 -A 2"