diff options
| author | Russ Dill <Russ.Dill@asu.edu> | 2002-12-11 21:40:46 +0000 |
|---|---|---|
| committer | Russ Dill <Russ.Dill@asu.edu> | 2002-12-11 21:40:46 +0000 |
| commit | 9f4395c54e9e5507f2a59643f62bb42ef2601aab (patch) | |
| tree | dff384f34afa3444d0eb9478df78185d05c79b75 /networking/udhcp/dhcpd.c | |
| parent | 920c1e8d6ca1db73366caaaf14abf242f2b851d3 (diff) | |
sorry about all the noise, should be all synced up now
Diffstat (limited to 'networking/udhcp/dhcpd.c')
| -rw-r--r-- | networking/udhcp/dhcpd.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/networking/udhcp/dhcpd.c b/networking/udhcp/dhcpd.c index 6c16dfeb0..56ddaa942 100644 --- a/networking/udhcp/dhcpd.c +++ b/networking/udhcp/dhcpd.c @@ -95,6 +95,7 @@ int main(int argc, char *argv[]) int pid_fd; int max_sock; int sig; + unsigned long num_ips; OPEN_LOG("udhcpd"); LOG(LOG_INFO, "udhcp server (v%s) started", VERSION); @@ -114,7 +115,15 @@ int main(int argc, char *argv[]) } else server_config.lease = LEASE_TIME; - leases = malloc(sizeof(struct dhcpOfferedAddr) * server_config.max_leases); + /* Sanity check */ + num_ips = ntohl(server_config.end) - ntohl(server_config.start); + if (server_config.max_leases > num_ips) { + LOG(LOG_ERR, "max_leases value (%lu) not sane, setting to %lu instead", + server_config.max_leases, num_ips); + server_config.max_leases = num_ips; + } + + leases = xmalloc(sizeof(struct dhcpOfferedAddr) * server_config.max_leases); memset(leases, 0, sizeof(struct dhcpOfferedAddr) * server_config.max_leases); read_leases(server_config.lease_file); |