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Message-ID: <20201112145852.6580-1-yuehaibing@huawei.com>
Date:   Thu, 12 Nov 2020 22:58:52 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <simon.horman@...ronome.com>, <kuba@...nel.org>,
        <davem@...emloft.net>, <yuehaibing@...wei.com>
CC:     <oss-drivers@...ronome.com>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] nfp: Fix passing zero to 'PTR_ERR'

nfp_cpp_from_nfp6000_pcie() returns ERR_PTR() and never returns
NULL. The NULL test should be removed, also return correct err.

Fixes: 63461a028f76 ("nfp: add the PF driver")
Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/net/ethernet/netronome/nfp/nfp_main.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/netronome/nfp/nfp_main.c b/drivers/net/ethernet/netronome/nfp/nfp_main.c
index 7ff2ccbd43b0..e672614d2906 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_main.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_main.c
@@ -724,10 +724,8 @@ static int nfp_pci_probe(struct pci_dev *pdev,
 	}
 
 	pf->cpp = nfp_cpp_from_nfp6000_pcie(pdev);
-	if (IS_ERR_OR_NULL(pf->cpp)) {
+	if (IS_ERR(pf->cpp)) {
 		err = PTR_ERR(pf->cpp);
-		if (err >= 0)
-			err = -ENOMEM;
 		goto err_disable_msix;
 	}
 
-- 
2.17.1

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