[PATCH net-next 3/4] cxgb4vf: Add a couple more checks for invalid provisioning configurations

[Hariprasad Shenai]

Signed-off-by: Hariprasad Shenai <haripra...@chelsio.com>
---
 .../net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c    |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c 
b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
index 17a3153..5a3b883 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
@@ -2361,6 +2361,11 @@ static int adap_init0(struct adapter *adapter)
        }
 
        /* Check for various parameter sanity issues */
+       if (adapter->params.vfres.pmask == 0) {
+               dev_err(adapter->pdev_dev, "no port access configured\n"
+                       "usable!\n");
+               return -EINVAL;
+       }
        if (adapter->params.vfres.nvi == 0) {
                dev_err(adapter->pdev_dev, "no virtual interfaces configured/"
                        "usable!\n");
-- 
1.7.3