webcamd regression 0.1.20->0.1.23: recv bulk message failed: -32

[Hans Petter Selasky]

On Wednesday 20 April 2011 23:30:52 Jan Henrik Sylvester wrote:
> On 04/18/2011 10:09, Hans Petter Selasky wrote:
> > On Sunday 17 April 2011 22:31:29 Jan Henrik Sylvester wrote:
> >> With webcamd-0.1.20_1, I could tune into a channel and watch TV almost
> >> every time using my 'WideView WT-220U PenType Receiver
> >> (Typhoon/Freecom)'. With webcamd-0.1.23, Kaffeine almost always hangs
> >> and Typhony ( http://raaf.atspace.org/dvbusb/ ) hangs switching
> >> channels.
> >> 
> >> I did debug builds from both versions. The output is identical until all
> >> the devices are created, but after that, 0.1.23 prints about once a
> >> second: 'dvb-usb: recv bulk message failed: -32'
> >> 
> >> The complete debug output is below in case it is interesting. The device
> >> has already had the firmware loaded (as it does not make a difference
> >> with which version of webcamd that is done).
> >> 
> >> This is all on 8.2-RELEASE/amd64 with all other ports up to date
> >> (including cuse4bsd-kmod-0.1.14).
> >> 
> >> Anything else, I should test?
> >> 
> >> Thanks,
> >> Jan Henrik
> > 
> > There was a kernel bugfix which might fix this issue. Could you cvs or
> > svn up to 8-stable?
> 

Then you should checkout webcamd using svn, and build the version until you 
find the delta that was causing the breakage. Or do a diff between the two 
tarballs.

--HPS