diff options
| author | John W. Linville <linville@tuxdriver.com> | 2006-11-07 20:53:48 -0500 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-12-02 00:12:03 -0500 |
| commit | 02e0e5e935cad59a2d30a004df9065e8697543e3 (patch) | |
| tree | 3004e48f584f513d533017e21d116cf69411cc7a /drivers/net/wireless/prism54/islpci_hotplug.c | |
| parent | 5398d5901dcb677d24d839d3feac7209e250b161 (diff) | |
[PATCH] wireless: clean-up some "check return code" warnings
Clean-up some warnings from missing return code checks, mostly from
calling pci_enable_device during a PCI resume.
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/prism54/islpci_hotplug.c')
| -rw-r--r-- | drivers/net/wireless/prism54/islpci_hotplug.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/drivers/net/wireless/prism54/islpci_hotplug.c b/drivers/net/wireless/prism54/islpci_hotplug.c index f6354b1cbc2..e0bca3abdf6 100644 --- a/drivers/net/wireless/prism54/islpci_hotplug.c +++ b/drivers/net/wireless/prism54/islpci_hotplug.c @@ -170,14 +170,15 @@ prism54_probe(struct pci_dev *pdev, const struct pci_device_id *id) pci_set_master(pdev); /* enable MWI */ - pci_set_mwi(pdev); + if (pci_set_mwi(pdev)) + goto do_pci_release_regions; /* setup the network device interface and its structure */ if (!(ndev = islpci_setup(pdev))) { /* error configuring the driver as a network device */ printk(KERN_ERR "%s: could not configure network device\n", DRV_NAME); - goto do_pci_release_regions; + goto do_pci_clear_mwi; } priv = netdev_priv(ndev); @@ -207,6 +208,8 @@ prism54_probe(struct pci_dev *pdev, const struct pci_device_id *id) pci_set_drvdata(pdev, NULL); free_netdev(ndev); priv = NULL; + do_pci_clear_mwi: + pci_clear_mwi(pdev); do_pci_release_regions: pci_release_regions(pdev); do_pci_disable_device: @@ -254,6 +257,8 @@ prism54_remove(struct pci_dev *pdev) free_netdev(ndev); priv = NULL; + pci_clear_mwi(pdev); + pci_release_regions(pdev); pci_disable_device(pdev); @@ -287,12 +292,19 @@ prism54_resume(struct pci_dev *pdev) { struct net_device *ndev = pci_get_drvdata(pdev); islpci_private *priv = ndev ? netdev_priv(ndev) : NULL; - BUG_ON(!priv); + int err; - pci_enable_device(pdev); + BUG_ON(!priv); printk(KERN_NOTICE "%s: got resume request\n", ndev->name); + err = pci_enable_device(pdev); + if (err) { + printk(KERN_ERR "%s: pci_enable_device failed on resume\n", + ndev->name); + return err; + } + pci_restore_state(pdev); /* alright let's go into the PREBOOT state */ |