[CRIU] [PATCH] criu: return an error if arguments contains more than one command

[Pavel Emelyanov]

On 01/20/2015 03:44 PM, Andrey Vagin wrote:
> For example:
> Error (crtools.c:449): Unable to handle more than one command
> dump: {

"dump: {" ? O_o

> 	freezing_time: 862
> 	frozen_time: 24298
> 	memdump_time: 3188
> 	memwrite_time: 1487
> 	pages_scanned: 1108
> 	pages_skipped_parent: 0
> 	pages_written: 28
> 	irmap_resolve: 0
> }
> 
> Reported-by: Thouraya TH <thouraya87 at gmail.com>
> Signed-off-by: Andrey Vagin <avagin at openvz.org>
> ---
>  crtools.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/crtools.c b/crtools.c
> index 7c8b6ac..fb60e66 100644
> --- a/crtools.c
> +++ b/crtools.c
> @@ -464,6 +464,9 @@ int main(int argc, char *argv[], char *envp[])
>  		opts.exec_cmd = xmalloc((argc - optind) * sizeof(char *));
>  		memcpy(opts.exec_cmd, &argv[optind + 1], (argc - optind - 1) * sizeof(char *));
>  		opts.exec_cmd[argc - optind - 1] = NULL;
> +	} else if (optind + 1 != argc) {
> +		pr_err("Unable to handle more than one command\n");
> +		goto usage;
>  	}
>  
>  	/* We must not open imgs dir, if service is called */
>