netfilter: ebtables: replace zero-length array members

As suggested by Kees[1], replace the old-style 0-element array members
of multiple structs in ebtables.h with modern C99 flexible array.

[1]: https://lore.kernel.org/all/[email protected]/

[ [email protected]:
  keep struct ebt_entry_target as-is, causes compiler warning:
  "variable sized type 'struct ebt_entry_target' not at the end of a
  struct or class is a GNU extension" ]

Link: https://github.com/KSPP/linux/issues/21
Signed-off-by: GONG, Ruiqi <[email protected]>
Reviewed-by: Kees Cook <[email protected]>
Signed-off-by: Florian Westphal <[email protected]>

0 files changed, 0 insertions, 0 deletions