cvs commit: src/sys/dev/usb ehci.c ehcivar.h

[Julian Elischer]

julian      2005-01-07 19:23:08 UTC

  FreeBSD src repository

  Modified files:        (Branch: RELENG_4_11)
    sys/dev/usb          ehci.c ehcivar.h 
  Log:
  MFC: ehci.c 1.5.4.13
  Fix a bug where an aborted command was removed from the
  > queue but not from the hardware's cache of it, leading to the
  > hardware DMAing into "freed" memory buffers.  (leading to crashes when
  > a usb ransaction was timed, but but eventually happenned)
  >
  > along with an associated change to ehcivar.h
  
  Approved by: re (ken)
  
  Revision      Changes    Path
  1.5.4.10.2.1  +107 -45   src/sys/dev/usb/ehci.c
  1.1.6.3.2.1   +1 -0      src/sys/dev/usb/ehcivar.h