[dpdk-dev] [PATCH] net/ixgbe: add tci mask check in fdir pasrer

Wei Zhao wei.zhao1 at intel.com
Fri Feb 3 09:43:57 CET 2017


Add more check on the tci mask of vlan and vxlan parser
in fdir filter rule pattern parser.If do not add such check,
it maybe cause error in fdir configuration set check.

Fixes: 11777435c727 ("net/ixgbe: parse flow director filter")

Signed-off-by: Wei Zhao <wei.zhao1 at intel.com>
---
 drivers/net/ixgbe/ixgbe_flow.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ixgbe/ixgbe_flow.c b/drivers/net/ixgbe/ixgbe_flow.c
index 82aceed..d64cfd1 100644
--- a/drivers/net/ixgbe/ixgbe_flow.c
+++ b/drivers/net/ixgbe/ixgbe_flow.c
@@ -1400,7 +1400,7 @@ ixgbe_parse_fdir_act_attr(const struct rte_flow_attr *attr,
  * ETH		dst_addr
 		{0xAC, 0x7B, 0xA1,	{0xFF, 0xFF, 0xFF,
 		0x2C, 0x6D, 0x36}	0xFF, 0xFF, 0xFF}
- * MAC VLAN	tci	0x2016		0xFFFF
+ * MAC VLAN	tci	0x2016		0xEFFF
  *		tpid	0x8100		0xFFFF
  * END
  * Other members in mask and spec should set to 0x00.
@@ -1617,6 +1617,7 @@ ixgbe_parse_fdir_filter_normal(const struct rte_flow_attr *attr,
 			return -rte_errno;
 		}
 		rule->mask.vlan_tci_mask = vlan_mask->tci;
+		rule->mask.vlan_tci_mask &= 0xEFFF;
 		/* More than one tags are not supported. */
 
 		/**
@@ -2360,6 +2361,7 @@ ixgbe_parse_fdir_filter_tunnel(const struct rte_flow_attr *attr,
 			return -rte_errno;
 		}
 		rule->mask.vlan_tci_mask = vlan_mask->tci;
+		rule->mask.vlan_tci_mask &= 0xEFFF;
 		/* More than one tags are not supported. */
 
 		/**
-- 
2.5.5



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