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From: Andrew Thompson <thompsa@FreeBSD.org>
Date: Wed, 4 Nov 2009 01:50:25 +0000 (UTC)
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X-FreeBSD-CVS-Branch: RELENG_8
Subject: cvs commit: src/sys/dev/usb usb_core.h usb_transfer.c
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thompsa     2009-11-04 01:50:25 UTC

  FreeBSD src repository

  Modified files:        (Branch: RELENG_8)
    sys/dev/usb          usb_core.h usb_transfer.c 
  Log:
  SVN rev 198869 on 2009-11-04 01:50:25Z by thompsa
  
  MFC r198775
  
   Fix a corner case where usbd_transfer_drain() can return too early if the
   callback has dropped the mutex, leading to a panic.
  
  Submitted by:   HPS
  
  Revision  Changes    Path
  1.30.2.2  +1 -0      src/sys/dev/usb/usb_core.h
  1.28.2.5  +19 -1     src/sys/dev/usb/usb_transfer.c