greybus: add -Wall to the build flags

In an attempt to turn on as many options as we can to catch warnings
early, let's enable -Wall.

Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>
Reviewed-by: Alex Elder <elder@linaro.org>
1 file changed
tree: 64c2f98bff12a851e2babdafbca6ced2dba25352
  1. drivers/