tree 9b146af7e687e50cbd01dc6b0180c7c689a73c68
parent 3a6c7519a3af665d331aca947e30e2c7415ec329
author Nick Kralevich <nnk@google.com> 1535397634 -0700
committer Nick Kralevich <nnk@google.com> 1535397634 -0700

keychords.cpp: O_RDWR -> O_RDONLY

The keycodes functionality in init only needs to read key events. It
doesn't need to inject key events. A read-only file descriptor is
perfectly sufficient.

Test: pressing volume-up/volume-down/power still generates a bugreport
Change-Id: Iecbf21c544914334006ac6258c03df390f417e80