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[v2,1/2] Revert "USB: fixup for merge issue with "usb: dwc3: Don't switch OTG -> peripheral if extcon is present""

Message ID 20220927155332.10762-2-andriy.shevchenko@linux.intel.com (mailing list archive)
State Accepted
Commit 2adc960ce79d3231b02f820daeee434542fe2911
Headers show
Series usb: dwc3: revert OTG changes for Intel Merrifield | expand

Commit Message

Andy Shevchenko Sept. 27, 2022, 3:53 p.m. UTC 
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@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Ferry Toth <fntoth@gmail.com> # for Merrifield
---
 drivers/usb/dwc3/core.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index d0237b30c9be..c2b463469d51 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -1684,8 +1684,13 @@  static struct extcon_dev *dwc3_get_extcon(struct dwc3 *dwc)
 	 * 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"