diff options
| author | Kishon Vijay Abraham I <kishon@ti.com> | 2013-06-03 21:43:39 +0530 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2013-06-12 23:57:11 +0300 |
| commit | 594daba1bcb0510cdc9dccfbab9e6fd5d9cc94e6 (patch) | |
| tree | 6af4e5e74bdc0ebe46d761ab94d6f4ea62501824 /drivers/usb | |
| parent | b84a8dee23fd41600a8aebcba1410b5bb5b3bdeb (diff) | |
usb: dwc3: omap: improve error handling of dwc3_omap_probe
Improved the error handling of dwc3_omap_probe so that on error
conditions dwc3_omap is left in the original state.
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/dwc3/dwc3-omap.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c index 34638b92500d..f8f76e6b7b46 100644 --- a/drivers/usb/dwc3/dwc3-omap.c +++ b/drivers/usb/dwc3/dwc3-omap.c @@ -347,7 +347,7 @@ static int dwc3_omap_probe(struct platform_device *pdev) ret = pm_runtime_get_sync(dev); if (ret < 0) { dev_err(dev, "get_sync failed with err %d\n", ret); - return ret; + goto err0; } reg = dwc3_omap_readl(omap->base, USBOTGSS_UTMI_OTG_STATUS); @@ -376,7 +376,7 @@ static int dwc3_omap_probe(struct platform_device *pdev) if (ret) { dev_err(dev, "failed to request IRQ #%d --> %d\n", omap->irq, ret); - return ret; + goto err1; } dwc3_omap_enable_irqs(omap); @@ -384,10 +384,21 @@ static int dwc3_omap_probe(struct platform_device *pdev) ret = of_platform_populate(node, NULL, NULL, dev); if (ret) { dev_err(&pdev->dev, "failed to create dwc3 core\n"); - return ret; + goto err2; } return 0; + +err2: + dwc3_omap_disable_irqs(omap); + +err1: + pm_runtime_put_sync(dev); + +err0: + pm_runtime_disable(dev); + + return ret; } static int dwc3_omap_remove(struct platform_device *pdev) |