On Fri, Aug 2, 2024 at 3:55 PM Kyle Tso <kyletso@xxxxxxxxxx> wrote: > > On Fri, Jul 26, 2024 at 8:28 PM Kyle Tso <kyletso@xxxxxxxxxx> 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> > > --- > > v1 -> v2: > > - move power_supply_put out of interrupt context > > > > Hi maintainers, > > It seems that there are some problems in version 2. I will send out > version 3 later. > > Kyle version 3 sent https://lore.kernel.org/all/20240804084612.2561230-1-kyletso@xxxxxxxxxx/ Kyle