tests/tagupl: Rework raw-mangled to have proper error handling

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

1 files changed, 3 insertions, 2 deletions

diff --git a/tests/tests/tagupl b/tests/tests/tagupl
index 9d3e45a..c70583e 100755
--- a/tests/tests/tagupl
+++ b/tests/tests/tagupl
@@ -103,8 +103,9 @@ expect-email () {
 }
 
 raw-mangled () {
-	git update-ref refs/tags/$tagname \
-		$(git hash-object -w -t tag ../tagobj-$ident)
+	local tagobj
+	tagobj=$(git hash-object -w -t tag ../tagobj-$ident)
+	git update-ref refs/tags/$tagname "$tagobj"
 	t-tagupl-run-drs $tmp/$p
 }