linux-kernel - [PATCH] wan: wanxl: add pci_disable

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Message-Id: <1449862099-6256-1-git-send-email-saurabh.truth@gmail.com>
Date:	Sat, 12 Dec 2015 00:58:19 +0530
From:	Saurabh Sengar <saurabh.truth@...il.com>
To:	khc@...waw.pl, netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	Saurabh Sengar <saurabh.truth@...il.com>
Subject: [PATCH] wan: wanxl: add pci_disable_device in case of error

If there is 'no suitable DMA available' error, device should be disabled
before returning

Signed-off-by: Saurabh Sengar <saurabh.truth@...il.com>
---
 drivers/net/wan/wanxl.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/wan/wanxl.c b/drivers/net/wan/wanxl.c
index e73f138..a20d688 100644
--- a/drivers/net/wan/wanxl.c
+++ b/drivers/net/wan/wanxl.c
@@ -586,6 +586,7 @@ static int wanxl_pci_init_one(struct pci_dev *pdev,
 	if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(28)) ||
 	    pci_set_dma_mask(pdev, DMA_BIT_MASK(28))) {
 		pr_err("No usable DMA configuration\n");
+		pci_disable_device(pdev);
 		return -EIO;
 	}
 
-- 
1.9.1

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