7d3370e506
This reverts commit 81c7c0a350bfe9306ad9fb10356534ede8f4ab31. The idea to make write method mandatory was flawed as several client drivers (such as atkbd) check for presence of write() method to adjust behavior of the driver. Reported-by: Nathan Chancellor <nathan@kernel.org> Reported-by: Michael Kelley <mikelley@microsoft.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>