On Mon, Jul 11, 2022 at 06:10:32PM +0300, Andrey Strachuk wrote: > Comparison of 'ep' with NULL is useless since > 'ep' is a result of container_of and cannot be NULL > in any reasonable scenario. ep is nto the result of container_of() in this driver, are you SURE this is correct? If so, please show the proper callstack where this is determined. thanks, greg k-h