minor spelling correction

Signed-off-by: Dmitry Smirnov <onlyjob@member.fsf.org>
Signed-off-by: Jiri Pirko <jiri@resnulli.us>
minor man pages corrections

Signed-off-by: Dmitry Smirnov <onlyjob@member.fsf.org>
Signed-off-by: Jiri Pirko <jiri@resnulli.us>
fixes FTBFS with format hardening

Signed-off-by: Dmitry Smirnov <onlyjob@member.fsf.org>
Signed-off-by: Jiri Pirko <jiri@resnulli.us>