eventdev: check allocation in Tx adapter

The function rte_zmalloc() could return NULL, the return value
need to be checked.

Fixes: a3bbf2e09756 ("eventdev: add eth Tx adapter implementation")
Cc: stable@dpdk.org
Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
Reviewed-by: Nikhil Rao <nikhil.rao@intel.com>

diff --git a/lib/librte_eventdev/rte_event_eth_tx_adapter.c b/lib/librte_eventdev/rte_event_eth_tx_adapter.c
index bb21dc4..86287b4 100644 (file)
--- a/lib/librte_eventdev/rte_event_eth_tx_adapter.c
+++ b/lib/librte_eventdev/rte_event_eth_tx_adapter.c
@@ -734,6 +734,8 @@ txa_service_queue_add(uint8_t id,
 
                qdone = rte_zmalloc(txa->mem_name,
                                nb_queues * sizeof(*qdone), 0);
+               if (qdone == NULL)
+                       return -ENOMEM;
                j = 0;
                for (i = 0; i < nb_queues; i++) {
                        if (txa_service_is_queue_added(txa, eth_dev, i))