* subversion/libsvn_client/merge.c   (get_invalid_inherited_mergeinfo): Correct the doc string to accurately    describe the RA session passed by this functions only caller.  More    importantly, return the RA session to it's original value *only* if we    needed to reparent it in the first place!  This is a recipe for pointing    the RA session to the root of the repository and causing issue #3242    problems.
* subversion/libsvn_client/merge.c
  (get_invalid_inherited_mergeinfo): Correct the doc string to accurately
   describe the RA session passed by this functions only caller.  More
   importantly, return the RA session to it's original value *only* if we
   needed to reparent it in the first place!  This is a recipe for pointing
   the RA session to the root of the repository and causing issue #3242
   problems.



git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1148071 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion