[PATCH] net/cnxk: fix crash in IPsec telemetry

[David Marchand]

Calling this telemetry callback with no argument caused a crash.

Fixes: 41cc645c214f ("net/cnxk: add inline IPsec telemetry for CN9K")
Cc: stable at dpdk.org

Signed-off-by: David Marchand <david.marchand at redhat.com>
---
 drivers/net/cnxk/cnxk_ethdev_sec_telemetry.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/cnxk/cnxk_ethdev_sec_telemetry.c b/drivers/net/cnxk/cnxk_ethdev_sec_telemetry.c
index dfad5af8fe..bfdbd1ee5d 100644
--- a/drivers/net/cnxk/cnxk_ethdev_sec_telemetry.c
+++ b/drivers/net/cnxk/cnxk_ethdev_sec_telemetry.c
@@ -229,6 +229,9 @@ ethdev_sec_tel_handle_info(const char *cmd __rte_unused, const char *params,
 	uint32_t i;
 	int ret;
 
+	if (params == NULL || strlen(params) == 0 || !isdigit(*params))
+		return -EINVAL;
+
 	port_id = strtoul(params, &end_p, 0);
 	if (errno != 0)
 		return -EINVAL;
-- 
2.36.1