diff --git a/drivers/net/ethernet/brocade/bna/bnad.c b/drivers/net/ethernet/brocade/bna/bnad.c
index abca1399fe51..db6c0978899b 100644
--- a/drivers/net/ethernet/brocade/bna/bnad.c
+++ b/drivers/net/ethernet/brocade/bna/bnad.c
@@ -3359,6 +3359,7 @@ probe_success:
 	return 0;
 
 probe_uninit:
+	mutex_lock(&bnad->conf_mutex);
 	bnad_res_free(bnad, &bnad->mod_res_info[0], BNA_MOD_RES_T_MAX);
 disable_ioceth:
 	bnad_ioceth_disable(bnad);