lwip: undiif: Fix debug options to unique *_DEBUG macros

Don't reuse *_DEBUG macros intended for other source files.

Signed-off-by: Gene Cumm <gene.cumm@gmail.com>

2 files changed, 56 insertions, 35 deletions

diff --git a/core/lwip/src/include/lwip/opt.h b/core/lwip/src/include/lwip/opt.h
index a1b87658..4347e3b5 100644
--- a/core/lwip/src/include/lwip/opt.h
+++ b/core/lwip/src/include/lwip/opt.h
@@ -1816,6 +1816,27 @@
 #endif
 
 /**
+ * UNDIIF_DEBUG: Enable debugging in undiif.c.
+ */
+#ifndef UNDIIF_DEBUG
+#define UNDIIF_DEBUG                     LWIP_DBG_OFF
+#endif
+
+/**
+ * UNDIIF_ARP_DEBUG: Enable ETHARP debugging in undiif.c.
+ */
+#ifndef UNDIIF_ARP_DEBUG
+#define UNDIIF_ARP_DEBUG                     LWIP_DBG_OFF
+#endif
+
+/**
+ * UNDIIF_NET_DEBUG: Enable NETIF debugging in undiif.c.
+ */
+#ifndef UNDIIF_NET_DEBUG
+#define UNDIIF_NET_DEBUG                     LWIP_DBG_OFF
+#endif
+
+/**
  * PBUF_DEBUG: Enable debugging in pbuf.c.
  */
 #ifndef PBUF_DEBUG
diff --git a/core/lwip/src/netif/undiif.c b/core/lwip/src/netif/undiif.c
index 2c7e4ac4..7791c6b4 100644
--- a/core/lwip/src/netif/undiif.c
+++ b/core/lwip/src/netif/undiif.c
@@ -375,14 +375,14 @@ undiarp_request(struct netif *netif, struct ip_addr *ipaddr)
   struct arp_hdr *hdr;
   u8_t *hdr_ptr;
 
-  LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_request: sending ARP request.\n"));
+  LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_request: sending ARP request.\n"));
 
   /* allocate a pbuf for the outgoing ARP request packet */
   p = pbuf_alloc(PBUF_RAW, arp_hdr_len(netif), PBUF_RAM);
   /* could allocate a pbuf for an ARP request? */
   if (p == NULL) {
-    LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS,
-      ("etharp_raw: could not allocate pbuf for ARP request.\n"));
+    LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS,
+      ("undiarp_raw: could not allocate pbuf for ARP request.\n"));
     ETHARP_STATS_INC(etharp.memerr);
     return ERR_MEM;
   }
@@ -390,7 +390,7 @@ undiarp_request(struct netif *netif, struct ip_addr *ipaddr)
               (p->len >= arp_hdr_len(netif)));
 
   hdr = p->payload;
-  LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("undiarp_request: sending raw ARP packet.\n"));
+  LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_request: sending raw ARP packet.\n"));
   hdr->opcode = htons(ARP_REQUEST);
   hdr->hwtype = htons(MAC_type);
   hdr->proto = htons(ETHTYPE_IP);
@@ -450,7 +450,7 @@ undiarp_tmr(void)
 {
   u8_t i;
 
-  LWIP_DEBUGF(ETHARP_DEBUG, ("etharp_timer\n"));
+  LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG, ("undiarp_timer\n"));
   /* remove expired entries from the ARP table */
   for (i = 0; i < ARP_TABLE_SIZE; ++i) {
     arp_table[i].ctime++;
@@ -459,7 +459,7 @@ undiarp_tmr(void)
         ((arp_table[i].state == UNDIARP_STATE_PENDING)  &&
          (arp_table[i].ctime >= UNDIARP_MAXPENDING))) {
          /* pending or stable entry has become old! */
-      LWIP_DEBUGF(UNDIARP_DEBUG, ("etharp_timer: expired %s entry %"U16_F".\n",
+      LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG , ("undiarp_timer: expired %s entry %"U16_F".\n",
            arp_table[i].state == UNDIARP_STATE_STABLE ? "stable" : "pending", (u16_t)i));
       /* clean up entries that have just been expired */
       /* remove from SNMP ARP index tree */
@@ -468,7 +468,7 @@ undiarp_tmr(void)
       /* and empty packet queue */
       if (arp_table[i].q != NULL) {
         /* remove all queued packets */
-        LWIP_DEBUGF(ETHARP_DEBUG, ("etharp_timer: freeing entry %"U16_F", packet queue %p.\n", (u16_t)i, (void *)(arp_table[i].q)));
+        LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG , ("undiarp_timer: freeing entry %"U16_F", packet queue %p.\n", (u16_t)i, (void *)(arp_table[i].q)));
         free_undiarp_q(arp_table[i].q);
         arp_table[i].q = NULL;
       }
@@ -571,7 +571,7 @@ find_entry(struct ip_addr *ipaddr, u8_t flags)
   for (i = 0; i < ARP_TABLE_SIZE; ++i) {
     /* no empty entry found yet and now we do find one? */
     if ((empty == ARP_TABLE_SIZE) && (arp_table[i].state == UNDIARP_STATE_EMPTY)) {
-      LWIP_DEBUGF(ETHARP_DEBUG, ("find_entry: found empty entry %"U16_F"\n", (u16_t)i));
+      LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG , ("find_entry: found empty entry %"U16_F"\n", (u16_t)i));
       /* remember first empty entry */
       empty = i;
     }
@@ -579,7 +579,7 @@ find_entry(struct ip_addr *ipaddr, u8_t flags)
     else if (arp_table[i].state == UNDIARP_STATE_PENDING) {
       /* if given, does IP address match IP address in ARP entry? */
       if (ipaddr && ip_addr_cmp(ipaddr, &arp_table[i].ipaddr)) {
-        LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("find_entry: found matching pending entry %"U16_F"\n", (u16_t)i));
+        LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("find_entry: found matching pending entry %"U16_F"\n", (u16_t)i));
         /* found exact IP address match, simply bail out */
 #if LWIP_NETIF_HWADDRHINT
         NETIF_SET_HINT(netif, i);
@@ -607,7 +607,7 @@ find_entry(struct ip_addr *ipaddr, u8_t flags)
     else if (arp_table[i].state == UNDIARP_STATE_STABLE) {
       /* if given, does IP address match IP address in ARP entry? */
       if (ipaddr && ip_addr_cmp(ipaddr, &arp_table[i].ipaddr)) {
-        LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("find_entry: found matching stable entry %"U16_F"\n", (u16_t)i));
+        LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("find_entry: found matching stable entry %"U16_F"\n", (u16_t)i));
         /* found exact IP address match, simply bail out */
 #if LWIP_NETIF_HWADDRHINT
         NETIF_SET_HINT(netif, i);
@@ -628,7 +628,7 @@ find_entry(struct ip_addr *ipaddr, u8_t flags)
   if (((empty == ARP_TABLE_SIZE) && ((flags & UNDIARP_TRY_HARD) == 0))
       /* or don't create new entry, only search? */
       || ((flags & UNDIARP_FIND_ONLY) != 0)) {
-    LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("find_entry: no empty entry found and not allowed to recycle\n"));
+    LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("find_entry: no empty entry found and not allowed to recycle\n"));
     return (s8_t)ERR_MEM;
   }
   
@@ -644,13 +644,13 @@ find_entry(struct ip_addr *ipaddr, u8_t flags)
   /* 1) empty entry available? */
   if (empty < ARP_TABLE_SIZE) {
     i = empty;
-    LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("find_entry: selecting empty entry %"U16_F"\n", (u16_t)i));
+    LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("find_entry: selecting empty entry %"U16_F"\n", (u16_t)i));
   }
   /* 2) found recyclable stable entry? */
   else if (old_stable < ARP_TABLE_SIZE) {
     /* recycle oldest stable*/
     i = old_stable;
-    LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("find_entry: selecting oldest stable entry %"U16_F"\n", (u16_t)i));
+    LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("find_entry: selecting oldest stable entry %"U16_F"\n", (u16_t)i));
 #if ARP_QUEUEING
     /* no queued packets should exist on stable entries */
     LWIP_ASSERT("arp_table[i].q == NULL", arp_table[i].q == NULL);
@@ -659,13 +659,13 @@ find_entry(struct ip_addr *ipaddr, u8_t flags)
   } else if (old_pending < ARP_TABLE_SIZE) {
     /* recycle oldest pending */
     i = old_pending;
-    LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("find_entry: selecting oldest pending entry %"U16_F" (without queue)\n", (u16_t)i));
+    LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("find_entry: selecting oldest pending entry %"U16_F" (without queue)\n", (u16_t)i));
 #if ARP_QUEUEING
   /* 4) found recyclable pending entry with queued packets? */
   } else if (old_queue < ARP_TABLE_SIZE) {
     /* recycle oldest pending */
     i = old_queue;
-    LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("find_entry: selecting oldest pending entry %"U16_F", freeing packet queue %p\n", (u16_t)i, (void *)(arp_table[i].q)));
+    LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("find_entry: selecting oldest pending entry %"U16_F", freeing packet queue %p\n", (u16_t)i, (void *)(arp_table[i].q)));
     free_undiarp_q(arp_table[i].q);
     arp_table[i].q = NULL;
 #endif
@@ -742,7 +742,7 @@ undiarp_query(struct netif *netif, struct ip_addr *ipaddr, struct pbuf *q)
   if (ip_addr_isbroadcast(ipaddr, netif) ||
       ip_addr_ismulticast(ipaddr) ||
       ip_addr_isany(ipaddr)) {
-    LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("undiarp_query: will not add non-unicast IP address to ARP cache\n"));
+    LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_query: will not add non-unicast IP address to ARP cache\n"));
     return ERR_ARG;
   }
 
@@ -755,9 +755,9 @@ undiarp_query(struct netif *netif, struct ip_addr *ipaddr, struct pbuf *q)
 
   /* could not find or create entry? */
   if (i < 0) {
-    LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("undiarp_query: could not create ARP entry\n"));
+    LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_query: could not create ARP entry\n"));
     if (q) {
-      LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("undiarp_query: packet dropped\n"));
+      LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_query: packet dropped\n"));
       ETHARP_STATS_INC(etharp.memerr);
     }
     return (err_t)i;
@@ -844,23 +844,23 @@ undiarp_query(struct netif *netif, struct ip_addr *ipaddr, struct pbuf *q)
             /* queue did not exist, first item in queue */
             arp_table[i].q = new_entry;
           }
-          LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("undiarp_query: queued packet %p on ARP entry %"S16_F"\n", (void *)q, (s16_t)i));
+          LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_query: queued packet %p on ARP entry %"S16_F"\n", (void *)q, (s16_t)i));
           result = ERR_OK;
         } else {
           /* the pool MEMP_ARP_QUEUE is empty */
           pbuf_free(p);
-          LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_query: could not queue a copy of PBUF_REF packet %p (out of memory)\n", (void *)q));
+          LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_query: could not queue a copy of PBUF_REF packet %p (out of memory)\n", (void *)q));
           /* { result == ERR_MEM } through initialization */
         }
       } else {
         ETHARP_STATS_INC(etharp.memerr);
-        LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_query: could not queue a copy of PBUF_REF packet %p (out of memory)\n", (void *)q));
+        LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_query: could not queue a copy of PBUF_REF packet %p (out of memory)\n", (void *)q));
         /* { result == ERR_MEM } through initialization */
       }
 #else /* ARP_QUEUEING == 0 */
       /* q && state == PENDING && ARP_QUEUEING == 0 => result = ERR_MEM */
       /* { result == ERR_MEM } through initialization */
-      LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_query: Ethernet destination address unknown, queueing disabled, packet %p dropped\n", (void *)q));
+      LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_query: Ethernet destination address unknown, queueing disabled, packet %p dropped\n", (void *)q));
 #endif
     }
   }
@@ -1038,8 +1038,8 @@ update_arp_entry(struct netif *netif, struct ip_addr *ipaddr,
 		 hwaddr_t *lladdr, u8_t flags)
 {
   s8_t i;
-  LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("update_arp_entry()\n"));
-  LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("update_arp_entry: %"U16_F".%"U16_F".%"U16_F".%"U16_F" - %02"X16_F":%02"X16_F":%02"X16_F":%02"X16_F":%02"X16_F":%02"X16_F"\n",
+  LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiif:update_arp_entry()\n"));
+  LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiif:update_arp_entry: %"U16_F".%"U16_F".%"U16_F".%"U16_F" - %02"X16_F":%02"X16_F":%02"X16_F":%02"X16_F":%02"X16_F":%02"X16_F"\n",
                                         ip4_addr1(ipaddr), ip4_addr2(ipaddr), ip4_addr3(ipaddr), ip4_addr4(ipaddr), 
                                         (*lladdr)[0], (*lladdr)[1], (*lladdr)[2],
                                         (*lladdr)[3], (*lladdr)[4], (*lladdr)[5]));
@@ -1047,7 +1047,7 @@ update_arp_entry(struct netif *netif, struct ip_addr *ipaddr,
   if (ip_addr_isany(ipaddr) ||
       ip_addr_isbroadcast(ipaddr, netif) ||
       ip_addr_ismulticast(ipaddr)) {
-    LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("update_arp_entry: will not add non-unicast IP address to ARP cache\n"));
+    LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiif:update_arp_entry: will not add non-unicast IP address to ARP cache\n"));
     return ERR_ARG;
   }
   /* find or create ARP entry */
@@ -1068,7 +1068,7 @@ update_arp_entry(struct netif *netif, struct ip_addr *ipaddr,
   /* insert in SNMP ARP index tree */
   snmp_insert_arpidx_tree(netif, &arp_table[i].ipaddr);
 
-  LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("update_arp_entry: updating stable entry %"S16_F"\n", (s16_t)i));
+  LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiif:update_arp_entry: updating stable entry %"S16_F"\n", (s16_t)i));
   /* update address */
   memcpy(arp_table[i].hwaddr, lladdr, netif->hwaddr_len);
 
@@ -1125,7 +1125,7 @@ undiarp_input(struct netif *netif, struct pbuf *p)
   /* drop short ARP packets: we have to check for p->len instead of p->tot_len here
      since a struct arp_hdr is pointed to p->payload, so it musn't be chained! */
   if (p->len < arp_hdr_len(netif)) {
-    LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING,
+    LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING,
       ("undiarp_input: packet dropped, too short (%"S16_F"/%"S16_F")\n", p->tot_len,
       (s16_t)SIZEOF_ETHARP_PACKET));
     printf("short arp packet\n");
@@ -1140,7 +1140,7 @@ undiarp_input(struct netif *netif, struct pbuf *p)
   if ((hdr->hwtype != htons(MAC_type)) ||
       (hdr->_hwlen_protolen != htons((netif->hwaddr_len << 8) | sizeof(struct ip_addr))) ||
       (hdr->proto != htons(ETHTYPE_IP))) {
-    LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING,
+    LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING,
       ("undiarp_input: packet dropped, wrong hw type, hwlen, proto, or protolen (%"U16_F"/%"U16_F"/%"U16_F"/%"U16_F"/%"U16_F")\n",
       hdr->hwtype, ARPH_HWLEN(hdr), hdr->proto, ARPH_PROTOLEN(hdr)));
     ETHARP_STATS_INC(etharp.proterr);
@@ -1188,11 +1188,11 @@ undiarp_input(struct netif *netif, struct pbuf *p)
      * reply. In any case, we time-stamp any existing ARP entry,
      * and possiby send out an IP packet that was queued on it. */
 
-    LWIP_DEBUGF (ETHARP_DEBUG | LWIP_DBG_TRACE, ("undiarp_input: incoming ARP request\n"));
+    LWIP_DEBUGF (UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_input: incoming ARP request\n"));
     /* ARP request for our address? */
     if (for_us) {
 
-      LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("undiarp_input: replying to ARP request for our IP address\n"));
+      LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_input: replying to ARP request for our IP address\n"));
       /* Re-use pbuf to send ARP reply.
          Since we are re-using an existing pbuf, we can't call etharp_raw since
          that would allocate a new pbuf. */
@@ -1211,16 +1211,16 @@ undiarp_input(struct netif *netif, struct pbuf *p)
     /* we are not configured? */
     } else if (netif->ip_addr.addr == 0) {
       /* { for_us == 0 and netif->ip_addr.addr == 0 } */
-      LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("undiarp_input: we are unconfigured, ARP request ignored.\n"));
+      LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_input: we are unconfigured, ARP request ignored.\n"));
     /* request was not directed to us */
     } else {
       /* { for_us == 0 and netif->ip_addr.addr != 0 } */
-      LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("undiarp_input: ARP request was not for us.\n"));
+      LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_input: ARP request was not for us.\n"));
     }
     break;
   case ARP_REPLY:
     /* ARP reply. We already updated the ARP cache earlier. */
-    LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("undiarp_input: incoming ARP reply\n"));
+    LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_input: incoming ARP reply\n"));
 #if (LWIP_DHCP && DHCP_DOES_ARP_CHECK)
     /* DHCP wants to know about ARP replies from any host with an
      * IP address also offered to us by the DHCP server. We do not
@@ -1230,7 +1230,7 @@ undiarp_input(struct netif *netif, struct pbuf *p)
 #endif
     break;
   default:
-    LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("undiarp_input: ARP unknown opcode type %"S16_F"\n", htons(hdr->opcode)));
+    LWIP_DEBUGF(UNDIIF_ARP_DEBUG | UNDIIF_DEBUG | LWIP_DBG_TRACE, ("undiarp_input: ARP unknown opcode type %"S16_F"\n", htons(hdr->opcode)));
     ETHARP_STATS_INC(etharp.err);
     break;
   }
@@ -1277,7 +1277,7 @@ void undiif_input(t_PXENV_UNDI_ISR *isr)
 #endif /* PPPOE_SUPPORT */
       /* full packet send to tcpip_thread to process */
       if (tcpip_input(p, &undi_netif)!=ERR_OK)
-       { LWIP_DEBUGF(NETIF_DEBUG, ("undiif_input: IP input error\n"));
+       { LWIP_DEBUGF(UNDIIF_NET_DEBUG | UNDIIF_DEBUG, ("undiif_input: IP input error\n"));
          pbuf_free(p);
          p = NULL;
        }