fix(livenet): propagate error code

diff --git a/modules.d/90livenet/livenetroot.sh b/modules.d/90livenet/livenetroot.sh
index 66dd41b39accded7ce699caea34822dea951232d..8a0c19f59aaf0d11cc9e64d6c740a03217b65e65 100755 (executable)
--- a/modules.d/90livenet/livenetroot.sh
+++ b/modules.d/90livenet/livenetroot.sh
@@ -30,8 +30,9 @@ while [ "$i" -le "$RETRIES" ]; do
     imgfile=$(fetch_url "$liveurl")
 
     # shellcheck disable=SC2181
-    if [ $? != 0 ]; then
-        warn "failed to download live image: error $?"
+    ret=$?
+    if [ $ret != 0 ]; then
+        warn "failed to download live image: error $ret"
         imgfile=
     fi