fileio.c : Remove superfluous assignment of 'fname'.

main.c : print out '<stdin>' and '<stdout>' instead of '-' when using
         stdio for I/O.

Thanks to Francisco T. A. Silva <ftas@geodigitus.com.br> for catching
this, and the error fixed by the previous commit as well.


git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@325 81a1dc3b-b13d-400b-aceb-764788c761c2

fileio.c

@@ -1019,7 +1019,6 @@ int fileio(int op, char * filename, FILEFMT format,
 
   if (format != FMT_IMM) {
     if (!using_stdio) {
-      fname = filename;
       f = fopen(fname, fio.mode);
       if (f == NULL) {
         fprintf(stderr, "%s: can't open %s file %s: %s\n",