tree 7ece0c2325c3069d20a3c09d9dd7bbdbce40ea9f
parent ce93fffe8207f600e1381670dd655ca2fadb35a9
author Stephen Hemminger <stephen@networkplumber.org> 1365792057 -0700
committer Stephen Hemminger <stephen@networkplumber.org> 1365792057 -0700

utils: fix range checking for get_u32/get_u64 et all

Be more careful about overflow in strtoXX routines.
Checks are based on documented interface on man pages.
Based on suggestion from "Mr Dash Four".

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>