net/cnxk: fix crash in IPsec telemetry

Calling this telemetry callback with no argument caused a crash.

Fixes: 41cc645c214f ("net/cnxk: add inline IPsec telemetry for CN9K")
Cc: stable@dpdk.org
Signed-off-by: David Marchand <david.marchand@redhat.com>

diff --git a/drivers/net/cnxk/cnxk_ethdev_sec_telemetry.c b/drivers/net/cnxk/cnxk_ethdev_sec_telemetry.c
index dfad5af8fea3661f8d1fcafc8c543fe833ef2f2b..bfdbd1ee5dc7e3527a0bbfcd34b3404198833fb5 100644 (file)
--- 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;