net/fm10k: fix memory leak when thresh check fails

In fm10k_rx_queue_setup(), we allocate memory for the queue
structure but not released when thresh check fails.

Fixes: 6cfe8969c969 ("fm10k: add Rx queue setup/release")
Cc: stable@dpdk.org
Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>

diff --git a/drivers/net/fm10k/fm10k_ethdev.c b/drivers/net/fm10k/fm10k_ethdev.c
index 5771d83..98e396b 100644 (file)
--- a/drivers/net/fm10k/fm10k_ethdev.c
+++ b/drivers/net/fm10k/fm10k_ethdev.c
@@ -1841,9 +1841,10 @@ fm10k_rx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_id,
        q->tail_ptr = (volatile uint32_t *)
                &((uint32_t *)hw->hw_addr)[FM10K_RDT(queue_id)];
        q->offloads = offloads;
-       if (handle_rxconf(q, conf))
+       if (handle_rxconf(q, conf)) {
+               rte_free(q);
                return -EINVAL;
-
+       }
        /* allocate memory for the software ring */
        q->sw_ring = rte_zmalloc_socket("fm10k sw ring",
                        (nb_desc + q->nb_fake_desc) * sizeof(struct rte_mbuf *),