[dpdk-dev] [PATCH 3/4] net/e1000: add null point check for rte_zmalloc

[Yong Wang <wang.yong19@zte.com.cn>]

Signed-off-by: Yong Wang <wang.yong19@zte.com.cn>
---
 drivers/net/e1000/igb_flow.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/drivers/net/e1000/igb_flow.c b/drivers/net/e1000/igb_flow.c
index 22bad26..057579b 100644
--- a/drivers/net/e1000/igb_flow.c
+++ b/drivers/net/e1000/igb_flow.c
@@ -1345,6 +1345,11 @@
 		if (!ret) {
 			ntuple_filter_ptr = rte_zmalloc("igb_ntuple_filter",
 				sizeof(struct igb_ntuple_filter_ele), 0);
+			if (!ntuple_filter_ptr) {
+				PMD_DRV_LOG(ERR, "failed to allocate memory");
+				goto out;
+			}
+
 			rte_memcpy(&ntuple_filter_ptr->filter_info,
 				&ntuple_filter,
 				sizeof(struct rte_eth_ntuple_filter));
@@ -1367,6 +1372,11 @@
 			ethertype_filter_ptr = rte_zmalloc(
 				"igb_ethertype_filter",
 				sizeof(struct igb_ethertype_filter_ele), 0);
+			if (!ethertype_filter_ptr) {
+				PMD_DRV_LOG(ERR, "failed to allocate memory");
+				goto out;
+			}
+
 			rte_memcpy(&ethertype_filter_ptr->filter_info,
 				&ethertype_filter,
 				sizeof(struct rte_eth_ethertype_filter));
@@ -1387,6 +1397,11 @@
 		if (!ret) {
 			syn_filter_ptr = rte_zmalloc("igb_syn_filter",
 				sizeof(struct igb_eth_syn_filter_ele), 0);
+			if (!syn_filter_ptr) {
+				PMD_DRV_LOG(ERR, "failed to allocate memory");
+				goto out;
+			}
+
 			rte_memcpy(&syn_filter_ptr->filter_info,
 				&syn_filter,
 				sizeof(struct rte_eth_syn_filter));
@@ -1408,6 +1423,11 @@
 		if (!ret) {
 			flex_filter_ptr = rte_zmalloc("igb_flex_filter",
 				sizeof(struct igb_flex_filter_ele), 0);
+			if (!flex_filter_ptr) {
+				PMD_DRV_LOG(ERR, "failed to allocate memory");
+				goto out;
+			}
+
 			rte_memcpy(&flex_filter_ptr->filter_info,
 				&flex_filter,
 				sizeof(struct rte_eth_flex_filter));
-- 
1.8.3.1