Hi Manuel, On 26.01.23 10:18, Manuel Traut wrote: > 'input: pwm-beeper: add feature to set volume via sysfs' adds device > attributes without removing them on error or if the module is unloaded. > > If the module will be unloaded and loaded again it fails: > [ 1007.918180] sysfs: cannot create duplicate filename '/devices/platform/buzzer/volume' > > Therefore remove device attributes on module unloading and in case > registration at the input subsystem fails. > > Signed-off-by: Manuel Traut <manuel.traut@xxxxxx> Thanks for picking up these old patches! I think you need to merge this fixup patch 5/5 into patch 2/5 of this series. Thanks Frieder