avoid coredump bug with nULL strings

diff --git a/gdb/gdb_serv.c b/gdb/gdb_serv.c
index 4d2721ad44f3590069c1af256e5f6bcb086fea98..b32683945546ae8d94abeaa0f78f78981d45024e 100644 (file)
--- a/gdb/gdb_serv.c
+++ b/gdb/gdb_serv.c
@@ -333,6 +333,7 @@ TUPLE *responsep;
        (void) strcpy(STRING_DATA(*((STRING *)FIELD_FROM_TUPLE(out_tuple,0))),
                       server_id);
 
+       if (parms == NULL) parms = "";
        (void) string_alloc((STRING *)FIELD_FROM_TUPLE(out_tuple, TSV_PARMS),
                     strlen(parms)+1);
        (void) strcpy(STRING_DATA(*((STRING *)FIELD_FROM_TUPLE(out_tuple,1))),