diff mbox series

[nft,2/5] payload: don't resolve expressions using the inet pseudoheader

Message ID 20180226144247.12257-3-fw@strlen.de
State Accepted
Delegated to: Florian Westphal
Headers show
Series payload: make raw protocl expressions work | expand

Commit Message

Florian Westphal Feb. 26, 2018, 2:42 p.m. UTC 
Else, '@ll,0,8' will be mapped to 'inet nfproto', but thats
not correct (inet is a pseudo header).

Signed-off-by: Florian Westphal <fw@strlen.de>
---
 src/payload.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/src/payload.c b/src/payload.c
index a1e7e77ed5c5..ef437b440b28 100644
--- a/src/payload.c
+++ b/src/payload.c
@@ -535,7 +535,7 @@  void payload_expr_complete(struct expr *expr, const struct proto_ctx *ctx)
 	assert(expr->ops->type == EXPR_PAYLOAD);
 
 	desc = ctx->protocol[expr->payload.base].desc;
-	if (desc == NULL)
+	if (desc == NULL || desc == &proto_inet)
 		return;
 	assert(desc->base == expr->payload.base);