static int cmd_load(char *arg)
{
- char *subcmd, *cont, *tmp = strdup(arg);
+ char *subcmd, *cont = NULL, *tmp = strdup(arg);
int ret = CMD_OK;
subcmd = strtok_r(tmp, " ", &cont);
bpf_reset();
bpf_reset_breakpoints();
- ret = cmd_load_bpf(cont);
+ if (!cont)
+ ret = CMD_ERR;
+ else
+ ret = cmd_load_bpf(cont);
} else if (matches(subcmd, "pcap") == 0) {
ret = cmd_load_pcap(cont);
} else {