From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
commit 2adc960ce79d3231b02f820daeee434542fe2911 upstream.
This reverts commit 8bd6b8c4b1009d7d2662138d6bdc6fe58a9274c5.
Prerequisite revert for the reverting of the original commit 0f0101719138.
Fixes: 8bd6b8c4b100 ("USB: fixup for merge issue with "usb: dwc3: Don't switch OTG -> peripheral if extcon is present"")
Fixes: 0f0101719138 ("usb: dwc3: Don't switch OTG -> peripheral if extcon is present")
Reported-by: Ferry Toth <fntoth@xxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Tested-by: Ferry Toth <fntoth@xxxxxxxxx> # for Merrifield
Link: https://lore.kernel.org/r/20220927155332.10762-2-andriy.shevchenko@xxxxxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/usb/dwc3/core.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -1684,8 +1684,13 @@ static struct extcon_dev *dwc3_get_extco
* This device property is for kernel internal use only and
* is expected to be set by the glue code.
*/
- if (device_property_read_string(dev, "linux,extcon-name", &name) == 0)
- return extcon_get_extcon_dev(name);
+ if (device_property_read_string(dev, "linux,extcon-name", &name) == 0) {
+ edev = extcon_get_extcon_dev(name);
+ if (!edev)
+ return ERR_PTR(-EPROBE_DEFER);
+
+ return edev;
+ }
/*
* Try to get an extcon device from the USB PHY controller's "port"
