Make Topo! not crash on waypoints that don't contain a description.

diff --git a/tpg.c b/tpg.c
index c30dec2554945b27c4aae90ffd811acf27afea30..b0ecaba802eb72a1d161b5efdc88b4607e990876 100644 (file)
--- a/tpg.c
+++ b/tpg.c
@@ -185,7 +185,8 @@ tpg_read(void)
            
            stringsize = buff[0];
            
-           tpg_fread(&buff[0], stringsize, 1, tpg_file_in);
+           if (stringsize)
+               tpg_fread(&buff[0], stringsize, 1, tpg_file_in);
            buff[stringsize] = '\0';
            
            wpt_tmp->description = xstrdup(buff);