[dpdk-dev] [PATCH v3 3/3] bond: eth_dev parameter used before NULL check in mac_address_get/set

Declan Doherty declan.doherty at intel.com
Wed Dec 17 12:46:59 CET 2014


Signed-off-by: Declan Doherty <declan.doherty at intel.com>
---
 lib/librte_pmd_bond/rte_eth_bond_pmd.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/librte_pmd_bond/rte_eth_bond_pmd.c b/lib/librte_pmd_bond/rte_eth_bond_pmd.c
index 3db473b..bb4a537 100644
--- a/lib/librte_pmd_bond/rte_eth_bond_pmd.c
+++ b/lib/librte_pmd_bond/rte_eth_bond_pmd.c
@@ -764,8 +764,6 @@ mac_address_get(struct rte_eth_dev *eth_dev, struct ether_addr *dst_mac_addr)
 {
 	struct ether_addr *mac_addr;
 
-	mac_addr = eth_dev->data->mac_addrs;
-
 	if (eth_dev == NULL) {
 		RTE_LOG(ERR, PMD, "%s: NULL pointer eth_dev specified\n", __func__);
 		return -1;
@@ -776,6 +774,8 @@ mac_address_get(struct rte_eth_dev *eth_dev, struct ether_addr *dst_mac_addr)
 		return -1;
 	}
 
+	mac_addr = eth_dev->data->mac_addrs;
+
 	ether_addr_copy(mac_addr, dst_mac_addr);
 	return 0;
 }
@@ -785,8 +785,6 @@ mac_address_set(struct rte_eth_dev *eth_dev, struct ether_addr *new_mac_addr)
 {
 	struct ether_addr *mac_addr;
 
-	mac_addr = eth_dev->data->mac_addrs;
-
 	if (eth_dev == NULL) {
 		RTE_BOND_LOG(ERR, "NULL pointer eth_dev specified");
 		return -1;
@@ -797,6 +795,8 @@ mac_address_set(struct rte_eth_dev *eth_dev, struct ether_addr *new_mac_addr)
 		return -1;
 	}
 
+	mac_addr = eth_dev->data->mac_addrs;
+
 	/* If new MAC is different to current MAC then update */
 	if (memcmp(mac_addr, new_mac_addr, sizeof(*mac_addr)) != 0)
 		memcpy(mac_addr, new_mac_addr, sizeof(*mac_addr));
-- 
1.7.12.2



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