net/af_packet: handle possible null pointer

Fixes: 1b93c2aa81b4 ("net/af_packet: add interface name to internals")
Cc: stable@dpdk.org
Signed-off-by: Chas Williams <ciwillia@brocade.com>

diff --git a/drivers/net/af_packet/rte_eth_af_packet.c b/drivers/net/af_packet/rte_eth_af_packet.c
index a03966a0c4bbb23929ac448d147ab26b7096efc6..ce4dc070d47a61bce54a3f71c28175b77d8e0ca8 100644 (file)
--- a/drivers/net/af_packet/rte_eth_af_packet.c
+++ b/drivers/net/af_packet/rte_eth_af_packet.c
@@ -630,6 +630,8 @@ rte_pmd_init_internals(struct rte_vdev_device *dev,
                goto error_early;
        }
        (*internals)->if_name = strdup(pair->value);
+       if ((*internals)->if_name == NULL)
+               goto error_early;
        (*internals)->if_index = ifr.ifr_ifindex;
 
        if (ioctl(sockfd, SIOCGIFHWADDR, &ifr) == -1) {