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[PATCH] bcm43xx: Check error returns in initialization routines 

A number of the calls in the initialization routines fail to check the returned value for
errors. This patch adds the necessary checks and logs any errors found when appropriate.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Larry Finger 2007-01-18 22:06:59 -06:00 committed by John W. Linville
parent 9d4a6040fc
commit cad8cd9c31
1 changed files with 14 additions and 5 deletions
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19
drivers/net/wireless/bcm43xx/bcm43xx_main.c
View File

@ -2976,8 +2976,10 @@ static int bcm43xx_chipset_attach(struct bcm43xx_private *bcm)
err = bcm43xx_pctl_set_crystal(bcm, 1);
if (err)
goto out;
bcm43xx_pci_read_config16(bcm, PCI_STATUS, &pci_status);
bcm43xx_pci_write_config16(bcm, PCI_STATUS, pci_status & ~PCI_STATUS_SIG_TARGET_ABORT);
err = bcm43xx_pci_read_config16(bcm, PCI_STATUS, &pci_status);
if (err)
goto out;
err = bcm43xx_pci_write_config16(bcm, PCI_STATUS, pci_status & ~PCI_STATUS_SIG_TARGET_ABORT);
out:
return err;
@ -3774,12 +3776,18 @@ static int bcm43xx_attach_board(struct bcm43xx_private *bcm)
}
net_dev->base_addr = (unsigned long)bcm->mmio_addr;
bcm43xx_pci_read_config16(bcm, PCI_SUBSYSTEM_VENDOR_ID,
err = bcm43xx_pci_read_config16(bcm, PCI_SUBSYSTEM_VENDOR_ID,
&bcm->board_vendor);
bcm43xx_pci_read_config16(bcm, PCI_SUBSYSTEM_ID,
if (err)
goto err_iounmap;
err = bcm43xx_pci_read_config16(bcm, PCI_SUBSYSTEM_ID,
&bcm->board_type);
bcm43xx_pci_read_config16(bcm, PCI_REVISION_ID,
if (err)
goto err_iounmap;
err = bcm43xx_pci_read_config16(bcm, PCI_REVISION_ID,
&bcm->board_revision);
if (err)
goto err_iounmap;
err = bcm43xx_chipset_attach(bcm);
if (err)
@ -3870,6 +3878,7 @@ err_pci_release:
pci_release_regions(pci_dev);
err_pci_disable:
pci_disable_device(pci_dev);
printk(KERN_ERR PFX "Unable to attach board\n");
goto out;
}