@@ -234,10 +234,42 @@ static void macsec_drv_wpa_deinit(void *priv)
}
+static int macsec_check_macsec()
+{
+ struct nl_sock *sk;
+ int err = -1;
+
+ sk = nl_socket_alloc();
+ if (!sk) {
+ wpa_printf(MSG_ERROR, DRV_PREFIX "failed to alloc genl socket");
+ return -1;
+ }
+
+ if (genl_connect(sk) < 0) {
+ wpa_printf(MSG_ERROR,
+ DRV_PREFIX "connection to genl socket failed");
+ goto out_free;
+ }
+
+ if (genl_ctrl_resolve(sk, "macsec") < 0) {
+ wpa_printf(MSG_ERROR, DRV_PREFIX "genl resolve failed - macsec kernel module not present?");
+ goto out_free;
+ }
+
+ err = 0;
+
+out_free:
+ nl_socket_free(sk);
+ return err;
+}
+
static void * macsec_drv_wpa_init(void *ctx, const char *ifname)
{
struct macsec_drv_data *drv;
+ if (macsec_check_macsec() < 0)
+ return NULL;
+
drv = os_zalloc(sizeof(*drv));
if (!drv)
return NULL;
Using driver macsec_linux makes no sense without macsec kernel module loaded. Signed-off-by: Michael Braun <michael-dev@fami-braun.de> -- v2: improve output, fix coding style --- src/drivers/driver_macsec_linux.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+)