1 files changed, 3 insertions, 3 deletions
diff --git a/line-log.c b/line-log.c
index fa9cfd5..72a5fed 100644
--- a/line-log.c
+++ b/line-log.c
@@ -479,7 +479,7 @@ static struct commit *check_single_commit(struct rev_info *revs)
 		struct object *obj = revs->pending.objects[i].item;
 		if (obj->flags & UNINTERESTING)
 			continue;
-		obj = deref_tag(obj, NULL, 0);
+		obj = deref_tag(the_repository, obj, NULL, 0);
 		if (obj->type != OBJ_COMMIT)
 			die("Non commit %s?", revs->pending.objects[i].name);
 		if (commit)
@@ -598,11 +598,11 @@ parse_lines(struct commit *commit, const char *prefix, struct string_list *args)
 				    lines, anchor, &begin, &end,
 				    full_name))
 			die("malformed -L argument '%s'", range_part);
-		if (lines < end || ((lines || begin) && lines < begin))
+		if ((!lines && (begin || end)) || lines < begin)
 			die("file %s has only %lu lines", name_part, lines);
 		if (begin < 1)
 			begin = 1;
-		if (end < 1)
+		if (end < 1 || lines < end)
 			end = lines;
 		begin--;
 		line_log_data_insert(&ranges, full_name, begin, end);