Functions and variables that are not used outside the file should be declared as static. Change-Id: I9731a35496cd1c7421563c8961da5fa0e3cc71c3 Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com> Reviewed-on: http://openocd.zylin.com/5894 Tested-by: jenkins Reviewed-by: Jonathan McDowell <noodles-openocd@earth.li>