Liping Zhang 49cdc4c749 netfilter: nft_range: add the missing NULL pointer check
Otherwise, kernel panic will happen if the user does not specify
the related attributes.

Fixes: 0f3cd9b36977 ("netfilter: nf_tables: add range expression")
Signed-off-by: Liping Zhang <zlpnobody@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2016-11-24 14:43:35 +01:00
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