[CRIU] [PATCH] signal: fix logig about SIGMAX (v2)

[Pavel Emelyanov]

> @@ -448,8 +448,10 @@ int parasite_dump_sigacts_seized(struct parasite_ctl *ctl, struct cr_fdset *cr_f
>  
>  	fd = fdset_fd(cr_fdset, CR_FD_SIGACT);
>  
> -	for (i = 1; i < SIGMAX; i++) {
> -		if (i == SIGSTOP || i == SIGKILL)
> +	for (sig = 1; sig <= SIGMAX; sig++) {
> +		int i = sig - 1;

This breaks compat anyway. Before the 1st entry in sigaction.img was sig == 1,
now it's sig == 0.

> +
> +		if (sig == SIGSTOP || sig == SIGKILL)
>  			continue;
>  
>  		ASSIGN_TYPED(se.sigaction, args->sas[i].rt_sa_handler);