Hi Markus, > > +++ b/drivers/i2c/busses/i2c-gpio.c > > @@ -265,7 +265,7 @@ static void i2c_gpio_fault_injector_init(struct platform_device *pdev) > > */ > > if (!i2c_gpio_debug_dir) { > > i2c_gpio_debug_dir = debugfs_create_dir("i2c-fault-injector", NULL); > > - if (!i2c_gpio_debug_dir) > > + if (IS_ERR(i2c_gpio_debug_dir)) > > return; > > } > > Will the development attention grow also for the exception handling > which is missing here so far? Well, it depends why you need to handle the error return. I think it's not important if this fails... the only reason I would handle the error here is to print a warning in dmesg. Thank you, Andi