On Mon, Jul 15, 2024 at 10:58:27AM +0800, Kyle Tso wrote: > It is possible that the usb power_supply is registered after the probe > of dwc3. In this case, trying to get the usb power_supply during the > probe will fail and there is no chance to try again. Also the usb > power_supply might be unregistered at anytime so that the handle of it > in dwc3 would become invalid. To fix this, get the handle right before > calling to power_supply functions and put it afterward. > > Fixes: 6f0764b5adea ("usb: dwc3: add a power supply for current control") > Cc: stable@xxxxxxxxxxxxxxx > Signed-off-by: Kyle Tso <kyletso@xxxxxxxxxx> > --- > drivers/usb/dwc3/core.c | 25 +++++-------------------- > drivers/usb/dwc3/core.h | 4 ++-- > drivers/usb/dwc3/gadget.c | 19 ++++++++++++++----- > 3 files changed, 21 insertions(+), 27 deletions(-) Did this get lost somewhere? You might need to resend it now that Thinh is back from vacation. thanks, greg k-h