- snprintf(cmd, sizeof(cmd), "killall %s", g_argv[0]);
- system(cmd);
- usleep(300000);
- snprintf(cmd, sizeof(cmd), "killall -9 %s", g_argv[0]);
- system(cmd);
+ if (g_argv != NULL) {
+ snprintf(cmd, sizeof(cmd), "killall %s", g_argv[0]);
+ system(cmd);
+ usleep(300000);
+ snprintf(cmd, sizeof(cmd), "killall -9 %s", g_argv[0]);
+ system(cmd);
+ }