diff --git a/lib/librte_pmd_e1000/igb_rxtx.c b/lib/librte_pmd_e1000/igb_rxtx.c
index f70ea5a712..c7548fcd63 100644
--- a/lib/librte_pmd_e1000/igb_rxtx.c
+++ b/lib/librte_pmd_e1000/igb_rxtx.c
@@ -336,8 +336,8 @@ eth_igb_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
 	uint16_t tx_last;
 	uint16_t nb_tx;
 	uint16_t tx_ol_req;
-	uint32_t new_ctx;
-	uint32_t ctx;
+	uint32_t new_ctx = 0;
+	uint32_t ctx = 0;
 	uint32_t vlan_macip_lens;
 
 	txq = tx_queue;
diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
index 30a3aafb29..2cc2090d37 100755
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
@@ -686,7 +686,7 @@ ixgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
 	uint16_t nb_used;
 	uint16_t tx_ol_req;
 	uint32_t vlan_macip_lens;
-	uint32_t ctx;
+	uint32_t ctx = 0;
 	uint32_t new_ctx;
 
 	txq = tx_queue;