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From: Christoph Hellwig <hch@lst.de>
To: 허종만 <jongman.heo@samsung.com>
Cc: linux-kernel@vger.kernel.org, pcnet32@frontier.com
Subject: Re: [4.4 regression] 46a7fd8a : pcnet32: use pci_set_dma_mask insted of pci_dma_supported
Date: Wed, 11 Nov 2015 12:58:22 +0100	[thread overview]
Message-ID: <20151111115822.GA21200@lst.de> (raw)
In-Reply-To: <651688554.823561447231840264.JavaMail.weblogic@ep2mlwas04d>

Can you try the patch below?

diff --git a/drivers/net/ethernet/amd/pcnet32.c b/drivers/net/ethernet/amd/pcnet32.c
index e2afabf..7ccebae 100644
--- a/drivers/net/ethernet/amd/pcnet32.c
+++ b/drivers/net/ethernet/amd/pcnet32.c
@@ -1500,10 +1500,11 @@ pcnet32_probe_pci(struct pci_dev *pdev, const struct pci_device_id *ent)
 		return -ENODEV;
 	}
 
-	if (!pci_set_dma_mask(pdev, PCNET32_DMA_MASK)) {
+	err = pci_set_dma_mask(pdev, PCNET32_DMA_MASK);
+	if (err) {
 		if (pcnet32_debug & NETIF_MSG_PROBE)
 			pr_err("architecture does not support 32bit PCI busmaster DMA\n");
-		return -ENODEV;
+		return err;
 	}
 	if (!request_region(ioaddr, PCNET32_TOTAL_SIZE, "pcnet32_probe_pci")) {
 		if (pcnet32_debug & NETIF_MSG_PROBE)

  reply	other threads:[~2015-11-11 11:58 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-11  8:50 허종만
2015-11-11 11:58 ` Christoph Hellwig [this message]
2015-11-16  4:21   ` Don Fry

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