linux-kernel - [PATCH 4.9 24/42] bnxt_en: fix error return code in bnxt_init

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Date:   Tue,  1 Dec 2020 09:53:22 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Hulk Robot <hulkci@...wei.com>,
        Zhang Changzhong <zhangchangzhong@...wei.com>,
        Edwin Peer <edwin.peer@...adcom.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.9 24/42] bnxt_en: fix error return code in bnxt_init_board()

From: Zhang Changzhong <zhangchangzhong@...wei.com>

[ Upstream commit 3383176efc0fb0c0900a191026468a58668b4214 ]

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: c0c050c58d84 ("bnxt_en: New Broadcom ethernet driver.")
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@...wei.com>
Reviewed-by: Edwin Peer <edwin.peer@...adcom.com>
Link: https://lore.kernel.org/r/1605792621-6268-1-git-send-email-zhangchangzhong@huawei.com
Signed-off-by: Jakub Kicinski <kuba@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index dc34cfa2a58fc..63c043e8824fc 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -6319,6 +6319,7 @@ static int bnxt_init_board(struct pci_dev *pdev, struct net_device *dev)
 	if (dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)) != 0 &&
 	    dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)) != 0) {
 		dev_err(&pdev->dev, "System does not support DMA, aborting\n");
+		rc = -EIO;
 		goto init_err_disable;
 	}
 
-- 
2.27.0