[PATCH] git-local-fetch: Fix error checking and leak in setup_indices()

setup_indices() did not check the return value of opendir(), and
did not have a corresponding closedir() call.
Signed-off-by: NSergey Vlasov <vsu@altlinux.ru>
Signed-off-by: NJunio C Hamano <junkio@cox.net>

local-fetch.c

@@ -38,6 +38,8 @@ static int setup_indices(void)
 	unsigned char sha1[20];
 	sprintf(filename, "%s/objects/pack/", path);
 	dir = opendir(filename);
+	if (!dir)
+		return -1;
 	while ((de = readdir(dir)) != NULL) {
 		int namelen = strlen(de->d_name);
 		if (namelen != 50 || 
@@ -46,6 +48,7 @@ static int setup_indices(void)
 		get_sha1_hex(de->d_name + 5, sha1);
 		setup_index(sha1);
 	}
+	closedir(dir);
 	return 0;
 }