[PATCH net-next] net: check return value of rhashtable_init

Handling errors of rhashtable_init.

When rhashtable_init fails, it returns -EINVAL.

Signed-off-by: MichelleJin <redacted>
---
  .../net/ethernet/mellanox/mlx5/core/en/tc_ct.c    | 15 ++++++++++++---
  net/ipv6/ila/ila_xlat.c                           |  4 +++-
  net/ipv6/seg6_hmac.c                              |  6 +++++-
  net/mac80211/mesh_pathtbl.c                       |  3 ++-
  4 files changed, 22 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
index 6c949abcd2e1..5ae3b97df10e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c

@@ -2127,12 +2127,21 @@ mlx5_tc_ct_init(struct mlx5e_priv *priv, struct mlx5_fs_chains *chains,
  
  	ct_priv->post_act = post_act;
  	mutex_init(&ct_priv->control_lock);
-	rhashtable_init(&ct_priv->zone_ht, &zone_params);
-	rhashtable_init(&ct_priv->ct_tuples_ht, &tuples_ht_params);
-	rhashtable_init(&ct_priv->ct_tuples_nat_ht, &tuples_nat_ht_params);
+	if (rhashtable_init(&ct_priv->zone_ht, &zone_params))
+		goto err_ct_zone_ht;
+	if (rhashtable_init(&ct_priv->ct_tuples_ht, &tuples_ht_params))
+		goto err_ct_tuples_ht;
+	if (rhashtable_init(&ct_priv->ct_tuples_nat_ht, &tuples_nat_ht_params))
+		goto err_ct_tuples_nat_ht;
  

  	return ct_priv;
  
+err_ct_tuples_nat_ht:
+	rhashtable_destroy(&ct_priv->ct_tuples_nat_ht);
+err_ct_tuples_ht:
+	rhashtable_destroy(&ct_priv->ct_tuples_ht);
+err_ct_zone_ht:
+	rhashtable_destroy(&ct_priv->zone_ht);
  err_ct_nat_tbl:
  	mlx5_chains_destroy_global_table(chains, ct_priv->ct);
  err_ct_tbl:

diff --git a/net/ipv6/ila/ila_xlat.c b/net/ipv6/ila/ila_xlat.c
index a1ac0e3d8c60..481d475353ea 100644
--- a/net/ipv6/ila/ila_xlat.c
+++ b/net/ipv6/ila/ila_xlat.c

@@ -610,7 +610,9 @@ int ila_xlat_init_net(struct net *net)
  	if (err)
  		return err;
  
-	rhashtable_init(&ilan->xlat.rhash_table, &rht_params);
+	err = rhashtable_init(&ilan->xlat.rhash_table, &rht_params);
+	if (err)
+		return err;
  

  	return 0;
  }

diff --git a/net/ipv6/seg6_hmac.c b/net/ipv6/seg6_hmac.c
index 687d95dce085..a78554993163 100644
--- a/net/ipv6/seg6_hmac.c
+++ b/net/ipv6/seg6_hmac.c

@@ -403,9 +403,13 @@ EXPORT_SYMBOL(seg6_hmac_init);
  
  int __net_init seg6_hmac_net_init(struct net *net)
  {
+	int err;
+
  	struct seg6_pernet_data *sdata = seg6_pernet(net);
  
-	rhashtable_init(&sdata->hmac_infos, &rht_params);
+	err = rhashtable_init(&sdata->hmac_infos, &rht_params);
+	if (err)
+		return err;

  
  	return 0;
  }

diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c
index efbefcbac3ac..3ef5d6e00410 100644
--- a/net/mac80211/mesh_pathtbl.c
+++ b/net/mac80211/mesh_pathtbl.c

@@ -60,7 +60,8 @@ static struct mesh_table *mesh_table_alloc(void)
  	atomic_set(&newtbl->entries,  0);
  	spin_lock_init(&newtbl->gates_lock);
  	spin_lock_init(&newtbl->walk_lock);
-	rhashtable_init(&newtbl->rhead, &mesh_rht_params);
+	if (rhashtable_init(&newtbl->rhead, &mesh_rht_params))
+		return NULL;