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IB/mlx4: Use list_for_each_entry_safe

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Simplify the code in search_relocate_mgid0_group with by using
list_for_each_entry_safe().

Signed-off-by: Geliang Tang <geliangtang@163.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Geliang Tang 2015-12-07 23:04:43 +08:00 committed by Doug Ledford
parent 0f377d8625
commit ee71b9681d
1 changed files with 2 additions and 5 deletions
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7
drivers/infiniband/hw/mlx4/mcg.c
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@ -747,14 +747,11 @@ static struct mcast_group *search_relocate_mgid0_group(struct mlx4_ib_demux_ctx
__be64 tid, __be64 tid,
union ib_gid *new_mgid) 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 mcast_req *req;
struct list_head *pos;
struct list_head *n;
mutex_lock(&ctx->mcg_table_lock); mutex_lock(&ctx->mcg_table_lock);
list_for_each_safe(pos, n, &ctx->mcg_mgid0_list) { list_for_each_entry_safe(group, n, &ctx->mcg_mgid0_list, mgid0_list) {
group = list_entry(pos, struct mcast_group, mgid0_list);
mutex_lock(&group->lock); mutex_lock(&group->lock);
if (group->last_req_tid == tid) { if (group->last_req_tid == tid) {
if (memcmp(new_mgid, &mgid0, sizeof mgid0)) { if (memcmp(new_mgid, &mgid0, sizeof mgid0)) {