RDMA/rtrs-clt: Use bitmap_empty()

Use bitmap_empty() instead of hand-writing them.

Link: https://lore.kernel.org/r/b71ccfaf4a47dee8e1ad373604c861479d499b6b.1657298747.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: Jack Wang <jinpu.wang@ionos.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>

diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
index 06c27a3..8441f09 100644 (file)
--- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
@@ -1433,12 +1433,10 @@ out_err:
 
 static void free_permits(struct rtrs_clt_sess *clt)
 {
-       if (clt->permits_map) {
-               size_t sz = clt->queue_depth;
-
+       if (clt->permits_map)
                wait_event(clt->permits_wait,
-                          find_first_bit(clt->permits_map, sz) >= sz);
-       }
+                          bitmap_empty(clt->permits_map, clt->queue_depth));
+
        bitmap_free(clt->permits_map);
        clt->permits_map = NULL;
        kfree(clt->permits);