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Message-ID: <1605581875-36281-1-git-send-email-zhangchangzhong@huawei.com>
Date:   Tue, 17 Nov 2020 10:57:55 +0800
From:   Zhang Changzhong <zhangchangzhong@...wei.com>
To:     <jcliburn@...il.com>, <chris.snook@...il.com>,
        <davem@...emloft.net>, <kuba@...nel.org>,
        <christophe.jaillet@...adoo.fr>, <mst@...hat.com>,
        <leon@...nel.org>, <hkallweit1@...il.com>, <tglx@...utronix.de>,
        <jesse.brandeburg@...el.com>
CC:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH net] atl1e: fix error return code in atl1e_probe()

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

Fixes: 85eb5bc33717 ("net: atheros: switch from 'pci_' to 'dma_' API")
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@...wei.com>
---
 drivers/net/ethernet/atheros/atl1e/atl1e_main.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
index 098b032..ff9f96d 100644
--- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
+++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
@@ -2312,8 +2312,8 @@ static int atl1e_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	 * various kernel subsystems to support the mechanics required by a
 	 * fixed-high-32-bit system.
 	 */
-	if ((dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)) != 0) ||
-	    (dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)) != 0)) {
+	err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
+	if (err) {
 		dev_err(&pdev->dev, "No usable DMA configuration,aborting\n");
 		goto err_dma;
 	}
-- 
2.9.5

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