As the documentation of rte_kvargs_parse() states, the valid_keys
argument must be NULL terminated. Lack of this feature may cause
segmentation fault if the passed devarg will be different then the
supported value.

Fixes: 8a7a73f26cc9 ("net/ena: support large LLQ headers")
Cc: stable@dpdk.org

Signed-off-by: Michal Krawczyk <redacted>
Reviewed-by: Igor Chauskin <redacted>
Reviewed-by: Shay Agroskin <redacted>
Acked-by: Ferruh Yigit <redacted>
---
v4:
* Fix commit heading style.

 drivers/net/ena/ena_ethdev.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ena/ena_ethdev.c b/drivers/net/ena/ena_ethdev.c
index cb8ad5c3d0..6092288239 100644
--- a/drivers/net/ena/ena_ethdev.c
+++ b/drivers/net/ena/ena_ethdev.c

@@ -2876,6 +2876,7 @@ static int ena_parse_devargs(struct ena_adapter *adapter,
 {
 	static const char * const allowed_args[] = {
 		ENA_DEVARG_LARGE_LLQ_HDR,
+		NULL,
 	};
 	struct rte_kvargs *kvlist;
 	int rc;

-- 
2.25.1