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| author | Pablo Neira Ayuso <pablo@netfilter.org> | 2021-05-24 22:05:02 +0200 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2021-05-24 22:16:14 +0200 |
| commit | cc285973eeeebfa44b61f4ba2f8a5648a52d401e (patch) | |
| tree | 0895b300ce5792439b34a8ea7a9f97b3367d0b53 /src/expression.c | |
| parent | 3b4f35eee51884f581223188a71f84ef782eb726 (diff) | |
expression: display an error on unknown datatype
# nft describe foo
datatype foo is invalid
Fixes: 21cbab5b6ffe ("expression: extend 'nft describe' to allow listing data types")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src/expression.c')
| -rw-r--r-- | src/expression.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/expression.c b/src/expression.c index 7ae075d2..c9133363 100644 --- a/src/expression.c +++ b/src/expression.c @@ -135,9 +135,12 @@ void expr_describe(const struct expr *expr, struct output_ctx *octx) nft_print(octx, "datatype %s (%s)", dtype->name, dtype->desc); len = dtype->size; - } else { + } else if (dtype != &invalid_type) { nft_print(octx, "%s expression, datatype %s (%s)", expr_name(expr), dtype->name, dtype->desc); + } else { + nft_print(octx, "datatype %s is invalid\n", expr->identifier); + return; } if (dtype->basetype != NULL) { |