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net/e1000: fix null pointer check

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There are several func calls to rte_zmalloc() which don't have null
pointer check for the return value. It fixes that by adding null
pointer check.

Fixes: 22bb13410cb2 ("net/igb: create consistent filter")
Cc: stable@dpdk.org

Signed-off-by: Yong Wang <wang.yong19@zte.com.cn>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
This commit is contained in:
Yong Wang 2018-01-25 02:43:04 -05:00 committed by Ferruh Yigit
parent 8cc99ad1db
commit 516e525ebf
1 changed files with 20 additions and 0 deletions
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20
drivers/net/e1000/igb_flow.c
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@ -1413,6 +1413,11 @@ igb_flow_create(struct rte_eth_dev *dev,
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));
@ -1435,6 +1440,11 @@ igb_flow_create(struct rte_eth_dev *dev,
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));
@ -1455,6 +1465,11 @@ igb_flow_create(struct rte_eth_dev *dev,
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));
@ -1476,6 +1491,11 @@ igb_flow_create(struct rte_eth_dev *dev,
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));