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From: Carlos O'Donell <carlos@redhat.com>
To: Andreas Schwab <schwab@suse.de>, libc-alpha@sourceware.org
Subject: Re: [PATCH] Fix crash in resolver on memory allocation failure (bug 23005)
Date: Tue, 27 Mar 2018 15:20:00 -0000	[thread overview]
Message-ID: <436cba8c-94ce-5c3b-e429-dba6256c67c0@redhat.com> (raw)
In-Reply-To: <mvmo9j9byo9.fsf@suse.de>

On 03/27/2018 05:28 AM, Andreas Schwab wrote:
> 	[BZ #23005]
> 	* resolv/res_send.c (__res_context_send): Return ENOMEM if
> 	allocation of private copy of nsaddr_list fails.
> ---
>  resolv/res_send.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/resolv/res_send.c b/resolv/res_send.c
> index dde0425a33..7debf143f7 100644
> --- a/resolv/res_send.c
> +++ b/resolv/res_send.c
> @@ -471,6 +471,11 @@ __res_context_send (struct resolv_context *ctx,
>  					'\0',
>  					sizeof (struct sockaddr_in6)
>  					- sizeof (struct sockaddr_in));
> +			else
> +			  {
> +			    __set_errno (ENOMEM);

OK.

> +			    return -1;

OK, I reviewed the call chain to get there and it looks like -1 should
go all the way to the caller.

> +			  }
>  		}
>  		EXT(statp).nscount = statp->nscount;
>  	}
> 

LGTM.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>

-- 
Cheers,
Carlos.

      reply	other threads:[~2018-03-27 15:20 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-27 10:28 Andreas Schwab
2018-03-27 15:20 ` Carlos O'Donell [this message]

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