Re: [RFC PATCH v2] Bluetooth: btusb: Fix memory leak in play_deferred
From: Oliver Neukum
Date: Tue Jul 18 2017 - 05:44:21 EST
Am Dienstag, den 18.07.2017, 17:36 +0800 schrieb jeffy:
> Hi Oliver,
>
> On 07/18/2017 04:41 PM, Oliver Neukum wrote:
> >
> > Am Dienstag, den 18.07.2017, 16:08 +0800 schrieb jeffy:
> > >
> > > >
> > > > I am afraid not. We cannot silently drop one part of a transmission.
> > > > I am afraid that the correct algorithm, if we encounter an error at
> > > > that stage, is to abort the operation and report an error.
> > > >
> > > so i should break the loop when error happens right?
> >
> > Yes
> ok, i'll do that.
> >
> >
> > >
> > >
> > > and i uploaded 2 version of patches, which one do you prefer to go on?
> >
> > Where to?
> https://patchwork.kernel.org/patch/9847037
> and
> https://patchwork.kernel.org/patch/9846617
I think that as soon as one URB fails, you should not even try
to submit any other deferred URBs. You are taking one out from
the middle of a sequence. That cannot be right.
Regards
Oliver