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usb: dwc3: omap: fix up error path on probe() 

Even if pm_runtime_get*() fails, we *MUST* call
pm_runtime_put_sync() before disabling PM.

While at it, remove superfluous dwc3_omap_disable_irqs()
in error path.

Signed-off-by: Felipe Balbi <balbi@kernel.org>
[nsekhar@ti.com: patch description updates]
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Felipe Balbi 2016-04-11 17:12:33 +03:00 committed by Felipe Balbi
parent 138b8638bb
commit 45d49cb706
1 changed files with 4 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/usb/dwc3/dwc3-omap.c
View File

@ -496,7 +496,7 @@ 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);
goto err0;
goto err1;
}
dwc3_omap_map_offset(omap);
@ -516,28 +516,24 @@ static int dwc3_omap_probe(struct platform_device *pdev)
ret = dwc3_omap_extcon_register(omap);
if (ret < 0)
goto err2;
goto err1;
ret = of_platform_populate(node, NULL, NULL, dev);
if (ret) {
dev_err(&pdev->dev, "failed to create dwc3 core\n");
goto err3;
goto err2;
}
dwc3_omap_enable_irqs(omap);
return 0;
err3:
err2:
extcon_unregister_notifier(omap->edev, EXTCON_USB, &omap->vbus_nb);
extcon_unregister_notifier(omap->edev, EXTCON_USB_HOST, &omap->id_nb);
err2:
dwc3_omap_disable_irqs(omap);
err1:
pm_runtime_put_sync(dev);
err0:
pm_runtime_disable(dev);
return ret;