use MIN_PACKET_SIZE...

diff --git a/src/protocols/dhcpv4/packet.c b/src/protocols/dhcpv4/packet.c
index 66b03ee34049ded00b86f86e7f940b9bce35e4ff..30f4f9986f23e3fee01f538f829c153b7995cb7d 100644 (file)
--- a/src/protocols/dhcpv4/packet.c
+++ b/src/protocols/dhcpv4/packet.c
@@ -44,7 +44,7 @@ uint8_t const *fr_dhcpv4_packet_get_option(dhcp_packet_t const *packet, size_t p
        size_t where, size;
        uint8_t const *data;
 
-       if (packet_size < sizeof(dhcp_packet_t)) return NULL;
+       if (packet_size < MIN_PACKET_SIZE) return NULL;
 
        where = 0;
        size = packet_size - offsetof(dhcp_packet_t, options);