Break overlong function definitions and remove one extraneous
whitespace.
Signed-off-by: Phil Sutter <phil@nwl.cc>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Since the IP Header Length field is just half a byte, adjust retain to
only match these bits so the Version field is not overwritten by
accident.
The whole concept is actually broken due to dependency on endianness
which pedit ignores.
Signed-off-by: Phil Sutter <phil@nwl.cc>
