dpdk/backport-0003-net-hinic-check-memory-allocations-in-flow-creation.patch
jiangheng12 6039ff0fe0 sync patches to enable hinic flow director
(cherry picked from commit c352e315a8aec2f3a9200b9073b072e945daead1)
2023-03-10 10:35:34 +08:00

58 lines
2.1 KiB
Diff

From d7964ce192e79507d3b32b4a02e6293a40eb4708 Mon Sep 17 00:00:00 2001
From: Yunjian Wang <wangyunjian@huawei.com>
Date: Tue, 28 Jul 2020 20:34:46 +0800
Subject: [PATCH] net/hinic: check memory allocations in flow creation
The function rte_zmalloc() could return NULL, the return
value need to be checked.
Fixes: f4ca3fd54c4d ("net/hinic: create and destroy flow director filter")
Cc: stable@dpdk.org
Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
---
drivers/net/hinic/hinic_pmd_flow.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/net/hinic/hinic_pmd_flow.c b/drivers/net/hinic/hinic_pmd_flow.c
index a7bad570bb..503a32fff0 100644
--- a/drivers/net/hinic/hinic_pmd_flow.c
+++ b/drivers/net/hinic/hinic_pmd_flow.c
@@ -2977,6 +2977,10 @@ static struct rte_flow *hinic_flow_create(struct rte_eth_dev *dev,
if (!ret) {
ntuple_filter_ptr = rte_zmalloc("hinic_ntuple_filter",
sizeof(struct hinic_ntuple_filter_ele), 0);
+ if (ntuple_filter_ptr == NULL) {
+ PMD_DRV_LOG(ERR, "Failed to allocate ntuple_filter_ptr");
+ goto out;
+ }
rte_memcpy(&ntuple_filter_ptr->filter_info,
&ntuple_filter,
sizeof(struct rte_eth_ntuple_filter));
@@ -3003,6 +3007,10 @@ static struct rte_flow *hinic_flow_create(struct rte_eth_dev *dev,
ethertype_filter_ptr =
rte_zmalloc("hinic_ethertype_filter",
sizeof(struct hinic_ethertype_filter_ele), 0);
+ if (ethertype_filter_ptr == NULL) {
+ PMD_DRV_LOG(ERR, "Failed to allocate ethertype_filter_ptr");
+ goto out;
+ }
rte_memcpy(&ethertype_filter_ptr->filter_info,
&ethertype_filter,
sizeof(struct rte_eth_ethertype_filter));
@@ -3036,6 +3044,10 @@ static struct rte_flow *hinic_flow_create(struct rte_eth_dev *dev,
if (!ret) {
fdir_rule_ptr = rte_zmalloc("hinic_fdir_rule",
sizeof(struct hinic_fdir_rule_ele), 0);
+ if (fdir_rule_ptr == NULL) {
+ PMD_DRV_LOG(ERR, "Failed to allocate fdir_rule_ptr");
+ goto out;
+ }
rte_memcpy(&fdir_rule_ptr->filter_info, &fdir_rule,
sizeof(struct hinic_fdir_rule));
TAILQ_INSERT_TAIL(&nic_dev->filter_fdir_rule_list,
--
2.23.0