Re: [PATCH] tracing: initialize variable in create_dyn_event()

From: Masami Hiramatsu
Date: Thu Mar 14 2019 - 19:26:44 EST


Hi Frank and Steve,

Thank you for pointing it out :)

On Thu, 14 Mar 2019 18:19:08 -0400
Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:

> On Thu, 14 Mar 2019 14:05:02 -0700
> Frank Rowand <frowand.list@xxxxxxxxx> wrote:
>
> > Hi Steve,
> >
> > Ping.
>
> Thanks, this got buried.
>
> > > static int create_dyn_event(int argc, char **argv)
> > > {
> > > struct dyn_event_operations *ops;
> > > - int ret;
> > > + int ret = 0;
>
> Probably should be ret = -ENODEV;
>
> As if ret doesn't get set, then no dynamic code has been registered,
> and something is truly wrong.

I Agreed to return -ENODEV instead of 0.

Thank you,

>
> -- Steve
>
>
> > >
> > > if (argv[0][0] == '-' || argv[0][0] == '!')
> > > return dyn_event_release(argc, argv, NULL);
> > >
>


--
Masami Hiramatsu <mhiramat@xxxxxxxxxx>