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author | Pablo Neira Ayuso <pablo@netfilter.org> | 2015-08-17 04:41:32 +0200 |
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committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2015-08-18 01:58:49 +0200 |
commit | 37268a018e99181a1d203f0a8a6fc5c6670d09b2 (patch) | |
tree | b11ab2fd2ba8b0ef8777eb6739cf09bc65b1187d /src/expr/data_reg.c | |
parent | 6e188637782c6c62c7bcade808e59d17639d677d (diff) |
expr: immediate: fix leak in expression destroy path
The verdict can be a chain string, make sure we release it when the expression
is destroyed. This patch adds a new nft_free_data() for this purpose and use it
from the immediate expression.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src/expr/data_reg.c')
-rw-r--r-- | src/expr/data_reg.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/expr/data_reg.c b/src/expr/data_reg.c index b5fbdf2..b375db4 100644 --- a/src/expr/data_reg.c +++ b/src/expr/data_reg.c @@ -499,3 +499,14 @@ int nft_parse_data(union nft_data_reg *data, struct nlattr *attr, int *type) return ret; } +void nft_free_verdict(union nft_data_reg *data) +{ + switch(data->verdict) { + case NFT_JUMP: + case NFT_GOTO: + xfree(data->chain); + break; + default: + break; + } +} |