[PATCH] Check multiple NT_GNU_PROPERTY_TYPE_0 notes [BZ #23509]

[Florian Weimer]

On 08/14/2018 07:32 PM, H.J. Lu wrote:

>   #if CET_ENABLED
> +  /* Skip if we have seen a NT_GNU_PROPERTY_TYPE_0 note before.  */
> +  if (l->l_cet != lc_unknown)
> +    return;

Should this set l->l_cet to lc_none before returning?

> +	  /* Stop if we see more than one GNU property note which may
> +	     be generated by the older linker.  */
> +	  if (l->l_cet != lc_unknown)
> +	    return;

Likewise.

Thanks,
Florian