[CRIU] [PATCH] protobuf: skip show of zero-size repeated fields

[Andrew Vagin]

On Tue, Nov 06, 2012 at 04:20:10PM +0400, Kinsbursky Stanislav wrote:
> From: Stanislav Kinsbursky <skinsbursky at openvz.org>
Here should be Vagin Andrey <avagin at openvz.org> ;)

Acked-by: Andrew Vagin <avagin at parallels.com>
> 
> Print "<empty>" message for such filed instead.
> 
> http://bugzilla.openvz.org/show_bug.cgi?id=2425
> 
> Signed-off-by: Stanislav Kinsbursky <skinsbursky at openvz.org>
> ---
>  protobuf.c |    5 +++++
>  1 files changed, 5 insertions(+), 0 deletions(-)

> diff --git a/protobuf.c b/protobuf.c
> index cf86297..7f76e13 100644
> --- a/protobuf.c
> +++ b/protobuf.c
> @@ -405,6 +405,11 @@ static void pb_show_repeated(pb_pr_ctl_t *ctl, int nr_fields, pb_pr_show_t show,
>  	unsigned long counter;
>  	int done;
>  
> +	if (nr_fields == 0) {
> +		pr_msg("<empty>");
> +		return;
> +	}
> +
>  	field->count = nr_fields;
>  	done = show(field);
>  	if (done)

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