if [ -z "$dry_run" ] ; then
git-apply --index -C1 "$tmp_patch" &&
tree=$(git-write-tree) &&
- commit=$((echo "$SUBJECT"; echo; cat "$tmp_msg") | git-commit-tree $tree -p $commit) &&
+ commit=$( (echo "$SUBJECT"; echo; cat "$tmp_msg") | git-commit-tree $tree -p $commit) &&
git-update-ref -m "quiltimport: $patch_name" HEAD $commit || exit 4
fi
done