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From: Steven Rostedt <rostedt@goodmis.org>
To: Ross Zwisler <zwisler@google.com>
Cc: Linux Trace Devel <linux-trace-devel@vger.kernel.org>,
	Stevie Alvarez <stevie.6strings@gmail.com>
Subject: Re: [PATCH] libtraceeval: Fix comparing unsigned against zero
Date: Mon, 2 Oct 2023 14:37:15 -0400	[thread overview]
Message-ID: <20231002143715.229dffe5@gandalf.local.home> (raw)
In-Reply-To: <20231002183102.GA1512616@google.com>

On Mon, 2 Oct 2023 12:31:02 -0600
Ross Zwisler <zwisler@google.com> wrote:

> > @@ -303,14 +303,14 @@ struct traceeval *traceeval_init(struct traceeval_type *keys,
> >  
> >  	/* alloc key types */
> >  	teval->nr_key_types = type_alloc(keys, &teval->key_types);
> > -	if (teval->nr_key_types <= 0) {
> > +	if ((ssize_t)teval->nr_key_types <= 0) {  
> 
> Rather than casting, wouldn't it be better to just change the type of
> nr_key_types and nr_val_types to ssize_t?  I think this should be the return
> type of type_alloc() as well, since this returns -1 on error.

I thought about that, and there was a reason against it. But I forgot what
that was :-p

-- Steve

  reply	other threads:[~2023-10-02 18:36 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-27  8:16 [PATCH] libtraceeval: Fix comparing unsigned against zero Steven Rostedt
2023-10-02 18:31 ` Ross Zwisler
2023-10-02 18:37   ` Steven Rostedt [this message]
2023-10-03 13:07     ` Steven Rostedt

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