From: Rich Felker <dalias@aerifal.cx>
To: musl@lists.openwall.com
Subject: Re: Weird bug in syslog
Date: Wed, 20 Mar 2013 15:02:50 -0400 [thread overview]
Message-ID: <20130320190249.GQ20323@brightrain.aerifal.cx> (raw)
In-Reply-To: <20130320124125.GL19010@port70.net>
On Wed, Mar 20, 2013 at 01:41:26PM +0100, Szabolcs Nagy wrote:
> > l2 = vsnprintf(buf+l, sizeof buf - l, message, ap);
> > if (l2 >= 0) {
> > l += l2;
>
> these are int values
> maybe we should care about overflow
> (eg making l size_t works)
Not needed. snprintf returns int. But it *can* fail: EOVERFLOW.
Rich
next prev parent reply other threads:[~2013-03-20 19:02 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-19 19:32 William Haddon
2013-03-20 12:41 ` Szabolcs Nagy
2013-03-20 18:55 ` Szabolcs Nagy
2013-03-20 19:02 ` Rich Felker [this message]
2013-03-21 1:43 ` William Haddon
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