From: Leon Romanovsky <leonro@mellanox.com>
Date: Thu, 1 Jun 2017 12:42:36 +0300
Subject: RDMA/iwcm: Remove useless check of netlink client validity
Patch-mainline: v4.14-rc1
Git-commit: 93fa50760b99aa12950421d0f3d2631694ca3e74
References: bsc#1046306 FATE#322942

RDMA netlink implementation guarantees that supplied
client number is in allowed range.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Reviewed-by: Chien Tin Tung <chien.tin.tung@intel.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/infiniband/core/iwpm_util.c |    6 ------
 1 file changed, 6 deletions(-)

--- a/drivers/infiniband/core/iwpm_util.c
+++ b/drivers/infiniband/core/iwpm_util.c
@@ -54,8 +54,6 @@ static struct iwpm_admin_data iwpm_admin
 int iwpm_init(u8 nl_client)
 {
 	int ret = 0;
-	if (iwpm_valid_client(nl_client))
-		return -EINVAL;
 	mutex_lock(&iwpm_admin_lock);
 	if (atomic_read(&iwpm_admin.refcount) == 0) {
 		iwpm_hash_bucket = kzalloc(IWPM_MAPINFO_HASH_SIZE *
@@ -383,15 +381,11 @@ int iwpm_get_nlmsg_seq(void)
 
 int iwpm_valid_client(u8 nl_client)
 {
-	if (nl_client >= RDMA_NL_NUM_CLIENTS)
-		return 0;
 	return iwpm_admin.client_list[nl_client];
 }
 
 void iwpm_set_valid(u8 nl_client, int valid)
 {
-	if (nl_client >= RDMA_NL_NUM_CLIENTS)
-		return;
 	iwpm_admin.client_list[nl_client] = valid;
 }