update-index: do not die too early in a read-only repository.

diff --git a/t/t4014-format-patch.sh b/t/t4014-format-patch.sh
index ac2fde773d954969f8c69d41119252493e44a1d4..4795872a776e3ccc7cc904b12c0352aae782f502 100755 (executable)
--- a/t/t4014-format-patch.sh
+++ b/t/t4014-format-patch.sh
@@ -21,15 +21,15 @@ test_expect_success setup '
        for i in D E F; do echo "$i"; done >>file &&
        git update-index file &&
        git commit -m "Side change #2" &&
-       git tag C1 &&
+       git tag C2 &&
 
        for i in 5 6 1 2 3 A 4 B C 7 8 9 10 D E F; do echo "$i"; done >file &&
        git update-index file &&
        git commit -m "Side change #3" &&
 
        git checkout master &&
-       git diff-tree -p C1 | git apply --index &&
-       git commit -m "Master accepts moral equivalent of #1"
+       git diff-tree -p C2 | git apply --index &&
+       git commit -m "Master accepts moral equivalent of #2"
 
 '