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From:   Sasha Levin <Alexander.Levin@microsoft.com>
To:     "stable@vger.kernel.org" <stable@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
CC:     Wei Yongjun <weiyongjun1@huawei.com>,
        "David S . Miller" <davem@davemloft.net>,
        Sasha Levin <Alexander.Levin@microsoft.com>
Subject: [PATCH AUTOSEL for 4.15 074/189] nfp: fix error return code in
 nfp_pci_probe()
Thread-Topic: [PATCH AUTOSEL for 4.15 074/189] nfp: fix error return code in
 nfp_pci_probe()
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Date:   Mon, 9 Apr 2018 00:17:43 +0000
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From: Wei Yongjun <weiyongjun1@huawei.com>

[ Upstream commit e58decc9c51eb61697aba35ba8eda33f4b80552d ]

Fix to return error code -EINVAL instead of 0 when num_vfs above
limit_vfs, as done elsewhere in this function.

Fixes: 0dc786219186 ("nfp: handle SR-IOV already enabled when driver is pro=
bing")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
---
 drivers/net/ethernet/netronome/nfp/nfp_main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/netronome/nfp/nfp_main.c b/drivers/net/et=
hernet/netronome/nfp/nfp_main.c
index 35eaccbece36..2222577bdcf3 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_main.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_main.c
@@ -518,6 +518,7 @@ static int nfp_pci_probe(struct pci_dev *pdev,
 		dev_err(&pdev->dev,
 			"Error: %d VFs already enabled, but loaded FW can only support %d\n",
 			pf->num_vfs, pf->limit_vfs);
+		err =3D -EINVAL;
 		goto err_fw_unload;
 	}
=20
--=20
2.15.1