plug-ins: bmp import - don't double-check eof

Removed unnecessary if(!eof) -- it's already part of the loop
condition.

plug-ins/file-bmp/bmp-load.c

@@ -815,8 +815,6 @@ ReadImage (struct Fileinfo *fi,
     {
       gsize offset = (fi->tile_height - fi->tile_n - 1) * fi->rowstride;
 
-      if (! eof)
-        {
       switch (bmpfmt)
         {
         case BMPFMT_RGB:
@@ -847,7 +845,6 @@ ReadImage (struct Fileinfo *fi,
             eof = TRUE;
           break;
         }
-        }
 
       cur_progress++;
       if ((cur_progress % 5) == 0)