http-fetch: do not SEGV after fetching a bad pack idx file

Signed-off-by: Junio C Hamano <gitster@pobox.com>
git-mirror · Jul 18, 2008 · a70c232 · a70c232
1 parent d85fe38
commit a70c232
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/http-walker.c b/http-walker.c
@@ -442,6 +442,8 @@ static int setup_index(struct walker *walker, struct alt_base *repo, unsigned ch
 		return -1;
 
 	new_pack = parse_pack_index(sha1);
+	if (!new_pack)
+		return -1; /* parse_pack_index() already issued error message */
 	new_pack->next = repo->packs;
 	repo->packs = new_pack;
 	return 0;