mfd: Clean timberdale error handling code up

In the first three cases, ioremap has been called, so iounmap is needed.  A
new label for this is introduced, to differentiate it from err_msix, which
is the first point at which msix_entries actually needs to be freed.

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Julia Lawall 2011-08-10 10:47:16 +02:00 committed by Samuel Ortiz
parent 54d8e2c323
commit 981c65a9b3

View File

@ -697,7 +697,7 @@ static int __devinit timb_probe(struct pci_dev *dev,
dev_err(&dev->dev, "The driver supports an older "
"version of the FPGA, please update the driver to "
"support %d.%d\n", priv->fw.major, priv->fw.minor);
goto err_ioremap;
goto err_config;
}
if (priv->fw.major < TIMB_SUPPORTED_MAJOR ||
priv->fw.minor < TIMB_REQUIRED_MINOR) {
@ -705,13 +705,13 @@ static int __devinit timb_probe(struct pci_dev *dev,
"please upgrade the FPGA to at least: %d.%d\n",
priv->fw.major, priv->fw.minor,
TIMB_SUPPORTED_MAJOR, TIMB_REQUIRED_MINOR);
goto err_ioremap;
goto err_config;
}
msix_entries = kzalloc(TIMBERDALE_NR_IRQS * sizeof(*msix_entries),
GFP_KERNEL);
if (!msix_entries)
goto err_ioremap;
goto err_config;
for (i = 0; i < TIMBERDALE_NR_IRQS; i++)
msix_entries[i].entry = i;
@ -825,6 +825,8 @@ err_mfd:
err_create_file:
pci_disable_msix(dev);
err_msix:
kfree(msix_entries);
err_config:
iounmap(priv->ctl_membase);
err_ioremap:
release_mem_region(priv->ctl_mapbase, CHIPCTLSIZE);
@ -833,7 +835,6 @@ err_request:
err_start:
pci_disable_device(dev);
err_enable:
kfree(msix_entries);
kfree(priv);
pci_set_drvdata(dev, NULL);
return -ENODEV;