git-commit: initialize TMP_INDEX just to be sure.

diff --git a/git-merge.sh b/git-merge.sh
index 3a01db0d751e272541efd0f27177a9ca5cb63bbe..cde09d4d602811b610e0d744f4e8ede6f9fb0a39 100755 (executable)
--- a/git-merge.sh
+++ b/git-merge.sh
@@ -122,7 +122,7 @@ merge_name () {
 case "$#" in 0) usage ;; esac
 
 have_message=
-while case "$#" in 0) break ;; esac
+while test $# != 0
 do
        case "$1" in
        -n|--n|--no|--no-|--no-s|--no-su|--no-sum|--no-summ|\