One liner grc fix - please cherry pick

http://gnuradio.org/cgit/jblum.git/commit/?h=fix_grc_port_dup&id=726bf6444ad4b12ab86949ad253e9c59d9ad7208

-josh

On Fri, Sep 16, 2011 at 1:19 PM, Josh B. [email protected] wrote:

http://gnuradio.org/cgit/jblum.git/commit/?h=fix_grc_port_dup&id=726bf6444ad4b12ab86949ad253e9c59d9ad7208

-josh

Done. Applied to maint. The master and next branches have also been
updated.

Tom