diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2015-10-12 14:19:44 +0300 |
|---|---|---|
| committer | Darren Hart <dvhart@linux.intel.com> | 2015-10-15 08:21:32 -0700 |
| commit | f63fbcee6720a529b8f94c7d72539c15a1a7a7f8 (patch) | |
| tree | 248ade7586f4ad9ad79d3b7c9dc6f534c8e65354 /drivers/platform | |
| parent | c4602280869e7aceb1245f525eff923e548ec9f3 (diff) | |
| download | linux-f63fbcee6720a529b8f94c7d72539c15a1a7a7f8.tar.bz2 | |
intel_scu_ipc: Fix error path by turning to devm_* / pcim_*
The error handling is broken right now since it leaves resources unfreed.
Convert the code to use managed resources to fix the error handling.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/intel_scu_ipc.c | 26 |
1 files changed, 8 insertions, 18 deletions
diff --git a/drivers/platform/x86/intel_scu_ipc.c b/drivers/platform/x86/intel_scu_ipc.c index 187d1086d15c..7148535b216a 100644 --- a/drivers/platform/x86/intel_scu_ipc.c +++ b/drivers/platform/x86/intel_scu_ipc.c @@ -563,7 +563,6 @@ static int ipc_probe(struct pci_dev *dev, const struct pci_device_id *id) { int err; struct intel_scu_ipc_pdata_t *pdata; - resource_size_t base; if (ipcdev.pdev) /* We support only one SCU */ return -EBUSY; @@ -573,32 +572,26 @@ static int ipc_probe(struct pci_dev *dev, const struct pci_device_id *id) ipcdev.pdev = pci_dev_get(dev); ipcdev.irq_mode = pdata->irq_mode; - err = pci_enable_device(dev); + err = pcim_enable_device(dev); if (err) return err; - err = pci_request_regions(dev, "intel_scu_ipc"); + err = pcim_iomap_regions(dev, 1 << 0, pci_name(dev)); if (err) return err; - base = pci_resource_start(dev, 0); - if (!base) - return -ENOMEM; - init_completion(&ipcdev.cmd_complete); - if (request_irq(dev->irq, ioc, 0, "intel_scu_ipc", &ipcdev)) - return -EBUSY; + err = devm_request_irq(&dev->dev, dev->irq, ioc, 0, "intel_scu_ipc", + &ipcdev); + if (err) + return err; - ipcdev.ipc_base = ioremap_nocache(base, pci_resource_len(dev, 0)); - if (!ipcdev.ipc_base) - return -ENOMEM; + ipcdev.ipc_base = pcim_iomap_table(dev)[0]; ipcdev.i2c_base = ioremap_nocache(pdata->i2c_base, pdata->i2c_len); - if (!ipcdev.i2c_base) { - iounmap(ipcdev.ipc_base); + if (!ipcdev.i2c_base) return -ENOMEM; - } intel_scu_devices_create(); @@ -617,10 +610,7 @@ static int ipc_probe(struct pci_dev *dev, const struct pci_device_id *id) */ static void ipc_remove(struct pci_dev *pdev) { - free_irq(pdev->irq, &ipcdev); - pci_release_regions(pdev); pci_dev_put(ipcdev.pdev); - iounmap(ipcdev.ipc_base); iounmap(ipcdev.i2c_base); ipcdev.pdev = NULL; intel_scu_devices_destroy(); |