xtables: Allocate rule cache just once

For each parsed table, xtables-restore calls nft_table_flush() which
each time allocates a new rule cache, possibly overwriting the pointer
to the previously allocated one. Fix this by checking the pointer value
and only allocate if it's NULL.

Signed-off-by: Phil Sutter <phil@nwl.cc>
Signed-off-by: Florian Westphal <fw@strlen.de>

0 files changed, 0 insertions, 0 deletions