Pablo Neira Ayuso 772f4e82b3 netfilter: nf_tables: fix double-free on set expression from the error path
After copying the expression to the set element extension, release the
expression and reset the pointer to avoid a double-free from the error
path.

Fixes: 409444522976 ("netfilter: nf_tables: add elements with stateful expressions")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2020-03-19 11:37:31 +01:00
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2020-01-27 11:09:31 +01:00
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