Hi, On Tue, Apr 10, 2018 at 01:37:05PM +0200, Victor Toso wrote: > Hi, > > On Tue, Apr 10, 2018 at 12:41:16PM +0200, Christophe Fergeau wrote: > > On Fri, Apr 06, 2018 at 09:59:44AM +0200, Victor Toso wrote: > > > From: Victor Toso <m...@victortoso.com> > > > > > > By adding a guard to not handle channel-up on SpiceUsbredirChannel in > > > case struct usbredirhost wasn't initialized yet. Same guard is in > > > place for the generic usbredir_handle_msg() function to avoid handling > > > Server's message while Client's initialization is not done. > > > > > > As mentioned in commit 291f3e4419e6, this isn't a problem for > > > graphical clients as some initialization is done to present the > > > shareable usb devices to user. > > > > > > Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1399838 > > > --- > > > src/channel-usbredir.c | 1 + > > > 1 file changed, 1 insertion(+) > > > > > > diff --git a/src/channel-usbredir.c b/src/channel-usbredir.c > > > index f509e49..6df3b61 100644 > > > --- a/src/channel-usbredir.c > > > +++ b/src/channel-usbredir.c > > > @@ -819,6 +819,7 @@ static void spice_usbredir_channel_up(SpiceChannel *c) > > > SpiceUsbredirChannel *channel = SPICE_USBREDIR_CHANNEL(c); > > > SpiceUsbredirChannelPrivate *priv = channel->priv; > > > > > > + g_return_if_fail(priv->host != NULL); > > > > If this triggers, does this indicates an issue with spice-gtk > > code that we need to fix? Or do we just want to ignore > > spice_usbredir_channel_up() if host in not set yet? > > IMHO, for UI clients like remote-viewer or gnome-boxes, this > critical is a problem that needs to be fixed. Same should go on > migration. But I haven't seen this been triggered and that's > because spice-gtk already calls spice_usb_device_manager_get() in > other places. > > For non UI tools like spicy-stats, this can be fixed by calling > spice_usb_device_manager_get() or disabling usbredir. > > Considering that it is possible to have a connection between > spice-server and spice-gtk where priv->host is not set, this > guard makes sense.
Sorry, I sent it before I've finished. So, I think the guard makes sense to either solve this in the client or find where in spice-gtk this might be an issue, if it appears to be (not the case so far, IMHO). Thanks for the review, toso > _______________________________________________ > Spice-devel mailing list > Spicefirstname.lastname@example.org > https://lists.freedesktop.org/mailman/listinfo/spice-devel
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