* subversion/svn/diff-cmd.c   (svn_cl__diff): Simplify logic introduced in r1442640.
* subversion/svn/diff-cmd.c
  (svn_cl__diff): Simplify logic introduced in r1442640.

git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1442659 13f79535-47bb-0310-9956-ffa450edef68

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