From ee71b9681df6b71b7fa110d42200bec05dfaf19a Mon Sep 17 00:00:00 2001 From: Geliang Tang Date: Mon, 7 Dec 2015 23:04:43 +0800 Subject: [PATCH] IB/mlx4: Use list_for_each_entry_safe Simplify the code in search_relocate_mgid0_group with by using list_for_each_entry_safe(). Signed-off-by: Geliang Tang Reviewed-by: Leon Romanovsky Signed-off-by: Doug Ledford --- drivers/infiniband/hw/mlx4/mcg.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/infiniband/hw/mlx4/mcg.c b/drivers/infiniband/hw/mlx4/mcg.c index 99451d887266..ebdca2b280ab 100644 --- a/drivers/infiniband/hw/mlx4/mcg.c +++ b/drivers/infiniband/hw/mlx4/mcg.c @@ -747,14 +747,11 @@ static struct mcast_group *search_relocate_mgid0_group(struct mlx4_ib_demux_ctx __be64 tid, union ib_gid *new_mgid) { - struct mcast_group *group = NULL, *cur_group; + struct mcast_group *group = NULL, *cur_group, *n; struct mcast_req *req; - struct list_head *pos; - struct list_head *n; mutex_lock(&ctx->mcg_table_lock); - list_for_each_safe(pos, n, &ctx->mcg_mgid0_list) { - group = list_entry(pos, struct mcast_group, mgid0_list); + list_for_each_entry_safe(group, n, &ctx->mcg_mgid0_list, mgid0_list) { mutex_lock(&group->lock); if (group->last_req_tid == tid) { if (memcmp(new_mgid, &mgid0, sizeof mgid0)) {