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Fix --clientid option.

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This commit is contained in:
Nicholas J. Kain 2010-12-24 10:27:24 -05:00
parent c0b699ba88
commit 87b28de015
1 changed files with 5 additions and 6 deletions
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11
ndhc/ndhc.c
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@ -302,14 +302,13 @@ int main(int argc, char **argv)
switch (c) { switch (c) {
case 'c': case 'c':
len = strlen(optarg) > 255 ? 255 : strlen(optarg); len = strlen(optarg) > 64 ? 64 : strlen(optarg);
if (client_config.clientid) if (client_config.clientid)
free(client_config.clientid); free(client_config.clientid);
client_config.clientid = xmalloc(len + 1); client_config.clientid = xmalloc(len + 3);
client_config.clientid[OPT_CODE] = DHCP_CLIENT_ID; client_config.clientid[OPT_CODE] = DHCP_CLIENT_ID;
client_config.clientid[OPT_LEN] = len; client_config.clientid[OPT_LEN] = len + 1;
strlcpy((char *)client_config.clientid + OPT_DATA, optarg, memcpy(client_config.clientid + 3, optarg, len);
len + 1 - (OPT_DATA - OPT_CODE));
break; break;
case 'f': case 'f':
client_config.foreground = 1; client_config.foreground = 1;
@ -324,7 +323,7 @@ int main(int argc, char **argv)
break; break;
case 'h': case 'h':
case 'H': case 'H':
len = strlen(optarg) > 255 ? 255 : strlen(optarg); len = strlen(optarg) > 64 ? 64 : strlen(optarg);
if (client_config.hostname) if (client_config.hostname)
free(client_config.hostname); free(client_config.hostname);
client_config.hostname = xmalloc(len + 1); client_config.hostname = xmalloc(len + 1);