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SubjectRe: [PATCH v2 1/2] ftrace/module: remove ftrace module notifier
On Thu 2016-02-04 09:18:01, Steven Rostedt wrote:
> On Thu, 4 Feb 2016 14:27:51 +0100
> Petr Mladek <pmladek@suse.com> wrote:
>
>
> > > + ftrace_module_enable(mod);
> > > blocking_notifier_call_chain(&module_notify_list,
> > > MODULE_STATE_COMING, mod);
> > > return 0;
> >
> > Also we need to call ftrace_release_mod() in bug_cleanup:
> > goto target in load_module(). Otherwise, it will stay
> > enabled when, e.g. parse_args() fails.
>
> Look farther down (after free_module:), it's already there.

Ah, I see. ftrace_release_mod() is called there on an unexpected
location. Error paths typically do actions in the reverse order
in compare with the normal paths :-)

Thanks for the pointer,
Petr

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