linux-kernel - Re: [PATCH v2 1/3] driver core: Call sync_state() even if supplier has no consumers

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 21 Feb 2020 11:32:33 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Saravana Kannan <saravanak@...gle.com>
Cc:     "Rafael J. Wysocki" <rafael@...nel.org>,
        Android Kernel Team <kernel-team@...roid.com>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 1/3] driver core: Call sync_state() even if supplier
 has no consumers

On Fri, Feb 21, 2020 at 01:48:49AM -0800, Saravana Kannan wrote:
> On Fri, Feb 21, 2020 at 1:25 AM Greg Kroah-Hartman
> <gregkh@...uxfoundation.org> wrote:
> >
> > On Fri, Feb 21, 2020 at 12:05:08AM -0800, Saravana Kannan wrote:
> > > The initial patch that added sync_state() support didn't handle the case
> > > where a supplier has no consumers. This was because when a device is
> > > successfully bound with a driver, only its suppliers were checked to see
> > > if they are eligible to get a sync_state(). This is not sufficient for
> > > devices that have no consumers but still need to do device state clean
> > > up. So fix this.
> > >
> > > Fixes: fc5a251d0fd7ca90 (driver core: Add sync_state driver/bus callback)
> >
> > Should be:
> > Fixes: fc5a251d0fd7 ("driver core: Add sync_state driver/bus callback")
> 
> Sorry, late night sleepy patches are never good!
> Btw I thought the sha should be only 12 characters but then saw
> another instance where you used 16 chars. What's the right one?

I used 16 chars?  12 should be all that is needed.

> > > Signed-off-by: Saravana Kannan <saravanak@...gle.com>
> >
> > So this needs to go to 5.5 also, right?
> 
> Did you mean 5.4? Yes.

fc5a251d0fd7 is only in 5.5, not 5.4 from what I can see, right?

thanks,

greg k-h