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From: Takashi Yano <takashi.yano@nifty.ne.jp>
To: cygwin-patches@cygwin.com
Subject: Re: [PATCH v2] Cygwin: spawn: Fix segfalt when too many command line args are specified.
Date: Mon, 28 Aug 2023 21:51:34 +0900	[thread overview]
Message-ID: <20230828215134.74cc810cd41daea1a3e21cf4@nifty.ne.jp> (raw)
In-Reply-To: <ZOx9j/YRr3UX88wV@calimero.vinschen.de>

On Mon, 28 Aug 2023 12:57:19 +0200
Corinna Vinschen wrote:
> -      char *newargv[__argc + 1];
> -      char **nav = newargv;
> -      char **oav = __argv;
> -      while ((*nav++ = *oav++) != NULL)
> -	continue;
> +      char **newargv = (char **) malloc ((__argc + 1) * sizeof (char **));
> +      memcpy (newargv, __argv, (__argc + 1) * sizeof (char **));
>        /* Handle any signals which may have arrived */
>        sig_dispatch_pending (false);
>        _my_tls.call_signal_handler ();

Shouldn't this be sizeof (char *), not sizeof (char **)?

-- 
Takashi Yano <takashi.yano@nifty.ne.jp>

      parent reply	other threads:[~2023-08-28 12:51 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-28  9:46 Takashi Yano
2023-08-28 10:57 ` Corinna Vinschen
2023-08-28 11:09   ` Corinna Vinschen
2023-08-28 11:18     ` Corinna Vinschen
2023-08-28 12:14     ` Takashi Yano
2023-08-28 12:09   ` Takashi Yano
2023-08-28 12:20     ` Takashi Yano
2023-08-28 12:27   ` Takashi Yano
2023-08-28 13:23     ` Takashi Yano
2023-08-28 12:51   ` Takashi Yano [this message]

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