Add a smal change to bugfix map chans for seviri to work correctly. (#192)

Author: orlewis

src/opsinputs/opsinputs_fill_mod.F90

@@ -1116,6 +1116,8 @@ subroutine opsinputs_fill_fillreal2d_norecords( &
           else
             arrayindex = varChannels(iChannel)
           end if
+	else
+	  exit
         end if
       else 
         if (.not. compressChannels) then