diff options
| author | Pablo Neira Ayuso <pablo@netfilter.org> | 2024-11-18 12:44:06 +0100 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2024-12-04 15:35:55 +0100 |
| commit | bc0311378285d41850e3508df905d75959ba4239 (patch) | |
| tree | 2d32758cbf55e90f7019b2680f720f2ec693d8bf /src | |
| parent | 9819e717e8c31a80be2a12923e37fad99c378c91 (diff) | |
optimize: compare expression length
do not merge raw payload expressions with different length.
Other expression rely on key comparison which is assumed to have the
same length already.
Fixes: 60dcc01d6351 ("optimize: add __expr_cmp()")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/optimize.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/optimize.c b/src/optimize.c index 224c6a52..03c8bad2 100644 --- a/src/optimize.c +++ b/src/optimize.c @@ -38,6 +38,8 @@ static bool __expr_cmp(const struct expr *expr_a, const struct expr *expr_b) { if (expr_a->etype != expr_b->etype) return false; + if (expr_a->len != expr_b->len) + return false; switch (expr_a->etype) { case EXPR_PAYLOAD: |