Re: [PATCH nft] evaluate: init cmd pointer for new on-stack context

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On Fri, Mar 04, 2022 at 11:36:34AM +0100, Florian Westphal wrote:
> else, this will segfault when trying to print the
> "table 'x' doesn't exist" error message.

LGTM, thanks. One nitpick below:

> Signed-off-by: Florian Westphal <fw@xxxxxxxxx>
> ---
>  src/evaluate.c                                   | 1 +
>  tests/shell/testcases/chains/0041chain_binding_0 | 6 ++++++
>  2 files changed, 7 insertions(+)
> 
> diff --git a/src/evaluate.c b/src/evaluate.c
> index 2732f5f49e06..07a4b0ad19b0 100644
> --- a/src/evaluate.c
> +++ b/src/evaluate.c
> @@ -3425,6 +3425,7 @@ static int stmt_evaluate_chain(struct eval_ctx *ctx, struct stmt *stmt)
>  			struct eval_ctx rule_ctx = {
>  				.nft	= ctx->nft,
>  				.msgs	= ctx->msgs,
> +				.cmd	= ctx->cmd,
>  			};
>  			struct handle h2 = {};
>  
> diff --git a/tests/shell/testcases/chains/0041chain_binding_0 b/tests/shell/testcases/chains/0041chain_binding_0
> index 59bdbe9f0ba9..806c17535002 100755
> --- a/tests/shell/testcases/chains/0041chain_binding_0
> +++ b/tests/shell/testcases/chains/0041chain_binding_0
> @@ -1,5 +1,11 @@
>  #!/bin/bash
>  
> +# no table z, caused segfault in earlier nft releases

this is no table x?

> +$NFT insert rule inet x y handle 107 'goto { log prefix "MOO! "; }'
> +if [ $? -ne 1 ]; then
> +	exit 1
> +fi
> +
>  set -e
>  
>  EXPECTED="table inet x {
> -- 
> 2.34.1
> 



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