net/dpaa2: fix null pointer dereference
Checks
Commit Message
Check for memory allocation failure is added to avoid null
pointer dereference.
Fixes: 4690a6114ff6 ("net/dpaa2: enable error queues optionally")
Signed-off-by: Weiguo Li <liwg06@foxmail.com>
---
drivers/net/dpaa2/dpaa2_ethdev.c | 2 ++
1 file changed, 2 insertions(+)
Comments
On 1/25/2022 2:23 PM, Weiguo Li wrote:
> Check for memory allocation failure is added to avoid null
> pointer dereference.
>
> Fixes: 4690a6114ff6 ("net/dpaa2: enable error queues optionally")
>
> Signed-off-by: Weiguo Li <liwg06@foxmail.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
Applied to dpdk-next-net/main, thanks.
@@ -399,6 +399,8 @@ dpaa2_alloc_rx_tx_queues(struct rte_eth_dev *dev)
if (dpaa2_enable_err_queue) {
priv->rx_err_vq = rte_zmalloc("dpni_rx_err",
sizeof(struct dpaa2_queue), 0);
+ if (!priv->rx_err_vq)
+ goto fail;
dpaa2_q = (struct dpaa2_queue *)priv->rx_err_vq;
dpaa2_q->q_storage = rte_malloc("err_dq_storage",