use commit_list_count() to count the members of commit_lists

Call commit_list_count() instead of open-coding it repeatedly.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 1 insertions, 12 deletions

diff --git a/line-log.c b/line-log.c
index afcc98db93..1008e72258 100644
--- a/line-log.c
+++ b/line-log.c
@@ -766,17 +766,6 @@ void line_log_init(struct rev_info *rev, const char *prefix, struct string_list
 	}
 }
 
-static int count_parents(struct commit *commit)
-{
-	struct commit_list *parents = commit->parents;
-	int count = 0;
-	while (parents) {
-		count++;
-		parents = parents->next;
-	}
-	return count;
-}
-
 static void move_diff_queue(struct diff_queue_struct *dst,
 			    struct diff_queue_struct *src)
 {
@@ -1150,7 +1139,7 @@ static int process_ranges_merge_commit(struct rev_info *rev, struct commit *comm
 	struct commit **parents;
 	struct commit_list *p;
 	int i;
-	int nparents = count_parents(commit);
+	int nparents = commit_list_count(commit->parents);
 
 	diffqueues = xmalloc(nparents * sizeof(*diffqueues));
 	cand = xmalloc(nparents * sizeof(*cand));