Date: Mon, 7 Jan 2008 18:35:46 GMT From: Hans Petter Selasky <hselasky@FreeBSD.org> To: Perforce Change Reviews <perforce@FreeBSD.org> Subject: PERFORCE change 132726 for review Message-ID: <200801071835.m07IZkF6099689@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=132726 Change 132726 by hselasky@hselasky_laptop001 on 2008/01/07 18:35:22 Fix a LOR. This code is called from the explore thread, so it is safe to drop the locks. Affected files ... .. //depot/projects/usb/src/sys/dev/usb/usb_transfer.c#100 edit Differences ... ==== //depot/projects/usb/src/sys/dev/usb/usb_transfer.c#100 (text+ko) ==== @@ -3371,6 +3371,8 @@ PRINTFN(0, ("alt setting no change\n")); break; } + mtx_unlock(xfer->priv_mtx); + usbd_detach_device(udev, req.wIndex[0], 1); error = usbd_set_alt_interface_index(udev, @@ -3378,14 +3380,17 @@ if (error) { PRINTFN(0, ("alt setting failed %s\n", usbd_errstr(error))); + mtx_lock(xfer->priv_mtx); goto tr_stalled; } error = usbd_probe_and_attach(udev, req.wIndex[0]); if (error) { PRINTFN(0, ("alt setting probe failed\n")); + mtx_lock(xfer->priv_mtx); goto tr_stalled; } + mtx_lock(xfer->priv_mtx); break; default: goto tr_stalled;
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