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| author | Florian Westphal <fw@strlen.de> | 2023-12-20 11:06:04 +0100 |
|---|---|---|
| committer | Florian Westphal <fw@strlen.de> | 2023-12-20 11:22:13 +0100 |
| commit | 588470e00539404fd793fe22718067721f5754be (patch) | |
| tree | 41dd7ae44a466abf32075ea106626b2133c63431 /src/evaluate.c | |
| parent | 6c04e5ceb95068bb459b07307ecc3629d97a2043 (diff) | |
evaluate: don't crash if object map does not refer to a value
Before:
BUG: Value export of 512 bytes would overflownft: src/netlink.c:474: netlink_gen_prefix: Assertion `0' failed.
After:
66: Error: Object mapping data should be a value, not prefix
synproxy name ip saddr map { 192.168.1.0/24 : "v*" }
Signed-off-by: Florian Westphal <fw@strlen.de>
Diffstat (limited to 'src/evaluate.c')
| -rw-r--r-- | src/evaluate.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/evaluate.c b/src/evaluate.c index 5ddbde42..26f0110f 100644 --- a/src/evaluate.c +++ b/src/evaluate.c @@ -2140,6 +2140,11 @@ static int expr_evaluate_mapping(struct eval_ctx *ctx, struct expr **expr) return expr_error(ctx->msgs, mapping->right, "Value must be a singleton"); + if (set_is_objmap(set->flags) && mapping->right->etype != EXPR_VALUE) + return expr_error(ctx->msgs, mapping->right, + "Object mapping data should be a value, not %s", + expr_name(mapping->right)); + mapping->flags |= EXPR_F_CONSTANT; return 0; } |