[dpdk-dev] [PATCH] net/ice: fix illegal pointer access in dev init

[Wenwu Ma]

mac_addrs in dev data should be allocated more memory space,
Otherwise, traversing mac_addrs in function eth_dev_mac_restore()
will result heap-buffer-overflow.

Signed-off-by: Wenwu Ma <wenwux...@intel.com>
---
 drivers/net/ice/ice_ethdev.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c
index 9c9b84a93..115fa712e 100644
--- a/drivers/net/ice/ice_ethdev.c
+++ b/drivers/net/ice/ice_ethdev.c
@@ -808,8 +808,8 @@ ice_init_mac_address(struct rte_eth_dev *dev)
                (struct rte_ether_addr *)hw->port_info[0].mac.lan_addr,
                (struct rte_ether_addr *)hw->port_info[0].mac.perm_addr);
 
-       dev->data->mac_addrs =
-               rte_zmalloc(NULL, sizeof(struct rte_ether_addr), 0);
+       dev->data->mac_addrs = rte_zmalloc(NULL,
+               sizeof(struct rte_ether_addr) * ICE_NUM_MACADDR_MAX, 0);
        if (!dev->data->mac_addrs) {
                PMD_INIT_LOG(ERR,
                             "Failed to allocate memory to store mac address");
-- 
2.25.1