name-rev: fix parent counting.

Noticed by linux@horizon.com.  The first merge parent (typically
"our branch") is ^1, not ^0, and the first other branch is ^2.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/name-rev.c b/name-rev.c
index 7d89401..65333d4 100644 (file)
--- a/name-rev.c
+++ b/name-rev.c
@@ -21,7 +21,7 @@ static void name_rev(struct commit *commit,
 {
        struct rev_name *name = (struct rev_name *)commit->object.util;
        struct commit_list *parents;
-       int parent_number = 0;
+       int parent_number = 1;
 
        if (!commit->object.parsed)
                parse_commit(commit);
@@ -56,7 +56,7 @@ copy_data:
        for (parents = commit->parents;
                        parents;
                        parents = parents->next, parent_number++) {
-               if (parent_number > 0) {
+               if (parent_number > 1) {
                        char *new_name = xmalloc(strlen(tip_name)+8);
 
                        if (generation > 0)