diff options
Diffstat (limited to 'drivers/thunderbolt/path.c')
| -rw-r--r-- | drivers/thunderbolt/path.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/thunderbolt/path.c b/drivers/thunderbolt/path.c index ad58559ea88e..77abb1fa80c0 100644 --- a/drivers/thunderbolt/path.c +++ b/drivers/thunderbolt/path.c @@ -239,12 +239,12 @@ struct tb_path *tb_path_alloc(struct tb *tb, struct tb_port *src, int src_hopid, if (!path) return NULL; - /* - * Number of hops on a path is the distance between the two - * switches plus the source adapter port. - */ - num_hops = abs(tb_route_length(tb_route(src->sw)) - - tb_route_length(tb_route(dst->sw))) + 1; + i = 0; + tb_for_each_port_on_path(src, dst, in_port) + i++; + + /* Each hop takes two ports */ + num_hops = i / 2; path->hops = kcalloc(num_hops, sizeof(*path->hops), GFP_KERNEL); if (!path->hops) { |