[dpdk-dev] [PATCH] net/hinic: fix return value of null not checked
wangyunjian
wangyunjian at huawei.com
Tue Jul 28 14:34:46 CEST 2020
From: Yunjian Wang <wangyunjian at huawei.com>
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 at dpdk.org
Signed-off-by: Yunjian Wang <wangyunjian at huawei.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 a7bad570b..503a32fff 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(ðertype_filter_ptr->filter_info,
ðertype_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
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