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

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Message-Id: <1457414420-5237-4-git-send-email-hariprasad@chelsio.com>
Date:	Tue,  8 Mar 2016 10:50:19 +0530
From:	Hariprasad Shenai <hariprasad@...lsio.com>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net, leedom@...lsio.com, nirranjan@...lsio.com,
	Hariprasad Shenai <hariprasad@...lsio.com>
Subject: [PATCH net-next 3/4] cxgb4vf: Add a couple more checks for invalid provisioning configurations

Signed-off-by: Hariprasad Shenai <hariprasad@...lsio.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