[PATCH 2/3] pch_can: fix rmmod issue

From: Tomoya MORINAGA
Date: Tue Feb 08 2011 - 04:27:43 EST


Currently, when rmmod pch_can, kernel failure occurs.
The cause is pci_iounmap executed before pch_can_reset.
Thus pci_iounmap moves after pch_can_reset.

Signed-off-by: Tomoya MORINAGA <tomoya-linux@xxxxxxxxxxxxxxx>
---
drivers/net/can/pch_can.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/net/can/pch_can.c b/drivers/net/can/pch_can.c
index 9b171d1..342d514 100644
--- a/drivers/net/can/pch_can.c
+++ b/drivers/net/can/pch_can.c
@@ -959,13 +959,13 @@ static void __devexit pch_can_remove(struct pci_dev *pdev)
struct pch_can_priv *priv = netdev_priv(ndev);

unregister_candev(priv->ndev);
- pci_iounmap(pdev, priv->regs);
if (priv->use_msi)
pci_disable_msi(priv->dev);
pci_release_regions(pdev);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
pch_can_reset(priv);
+ pci_iounmap(pdev, priv->regs);
free_candev(priv->ndev);
}

--
1.7.3.4

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