[dpdk-dev] [PATCH v2] net/i40e: add fdir nvgre parameters check
Wei Zhao
wei.zhao1 at intel.com
Fri Dec 22 06:11:05 CET 2017
Add mask parameters check in nvgre parser for flow API.
Fixes: 30965ca341278 ("net/i40e: add NVGRE flow parsing")
Signed-off-by: Wei Zhao <wei.zhao1 at intel.com>
---
V2:
-change c_k_s_rsvd0_ver mask check to 0xFFFF.
---
drivers/net/i40e/i40e_flow.c | 35 +++++++++++++++++++++++++++++++++++
1 file changed, 35 insertions(+)
diff --git a/drivers/net/i40e/i40e_flow.c b/drivers/net/i40e/i40e_flow.c
index 7e4936e..fa2e168 100644
--- a/drivers/net/i40e/i40e_flow.c
+++ b/drivers/net/i40e/i40e_flow.c
@@ -3610,6 +3610,41 @@ i40e_flow_parse_nvgre_pattern(__rte_unused struct rte_eth_dev *dev,
"Invalid TNI mask");
return -rte_errno;
}
+ if (nvgre_mask->protocol &&
+ nvgre_mask->protocol != 0xFFFF) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "Invalid NVGRE item");
+ return -rte_errno;
+ }
+ if (nvgre_mask->c_k_s_rsvd0_ver &&
+ nvgre_mask->c_k_s_rsvd0_ver !=
+ rte_cpu_to_be_16(0xFFFF)) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "Invalid NVGRE item");
+ return -rte_errno;
+ }
+ if (nvgre_spec->c_k_s_rsvd0_ver !=
+ rte_cpu_to_be_16(0x2000) &&
+ nvgre_mask->c_k_s_rsvd0_ver) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "Invalid NVGRE item");
+ return -rte_errno;
+ }
+ if (nvgre_mask->protocol &&
+ nvgre_spec->protocol !=
+ rte_cpu_to_be_16(0x6558)) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "Invalid NVGRE item");
+ return -rte_errno;
+ }
rte_memcpy(((uint8_t *)&tenant_id_be + 1),
nvgre_spec->tni, 3);
filter->tenant_id =
--
2.9.3
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