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IB/mthca: Fix use-after-free on device restart

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Signed-off-by: Michael S. Tsirkin <mst@dev.mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Ali Ayoub
2007-05-17 20:58:30 +03:00
committed by Roland Dreier
parent bd5a6ccc0e
commit de57c9f102
1 changed files with 3 additions and 1 deletions
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4
drivers/infiniband/hw/mthca/mthca_main.c
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@@ -1250,12 +1250,14 @@ static void __mthca_remove_one(struct pci_dev *pdev)
int __mthca_restart_one(struct pci_dev *pdev) int __mthca_restart_one(struct pci_dev *pdev)
{ {
struct mthca_dev *mdev; struct mthca_dev *mdev;
int hca_type;
mdev = pci_get_drvdata(pdev); mdev = pci_get_drvdata(pdev);
if (!mdev) if (!mdev)
return -ENODEV; return -ENODEV;
hca_type = mdev->hca_type;
__mthca_remove_one(pdev); __mthca_remove_one(pdev);
return __mthca_init_one(pdev, mdev->hca_type); return __mthca_init_one(pdev, hca_type);
} }
static int __devinit mthca_init_one(struct pci_dev *pdev, static int __devinit mthca_init_one(struct pci_dev *pdev,