Addition to the fix for bug #3791 (libmysqld mysql segfaults if can's find

errormsg.sys)
Cleanups added


client/mysql.cc:
  my_end(0) added to do all the necessary cleanups
  glob_buffer.realloc() moved beneath the mysql_server_init

client/mysql.cc

@@ -371,14 +371,16 @@ int main(int argc,char *argv[])
       !(status.line_buff=batch_readline_init(max_allowed_packet+512,stdin)))
   {
     free_defaults(defaults_argv);
+    my_end(0);
     exit(1);
   }
-  glob_buffer.realloc(512);
   if (mysql_server_init(0, NULL, (char**) server_default_groups))
   {
     free_defaults(defaults_argv);
+    my_end(0);
     exit(1);
   }
+  glob_buffer.realloc(512);
   completion_hash_init(&ht, 128);
   init_alloc_root(&hash_mem_root, 16384, 0);
   bzero((char*) &mysql, sizeof(mysql));