tcp_enqueue: pcb->snd_queuelen didn't work for chaine PBUF_RAMs: changed snd_queuelen++ to snd_queuelen += pbuf_clen(p).

CHANGELOG

@@ -252,6 +252,10 @@ HISTORY
 
   ++ Bug fixes:
 
+  2007-07-25 Simon Goldschmidt
+  * tcp_out.c: tcp_enqueue: pcb->snd_queuelen didn't work for chaine PBUF_RAMs:
+    changed snd_queuelen++ to snd_queuelen += pbuf_clen(p).
+
   2007-07-24 Simon Goldschmidt
   * api_msg.c, tcp.c: Fix bug #20480: Check the pcb passed to tcp_listen() for the
     correct state (must be CLOSED).

src/core/tcp_out.c

@@ -216,7 +216,7 @@ tcp_enqueue(struct tcp_pcb *pcb, void *arg, u16_t len,
       }
       LWIP_ASSERT("check that first pbuf can hold optlen",
                   (seg->p->len >= optlen));
-      ++queuelen;
+      queuelen += pbuf_clen(seg->p);
       seg->dataptr = seg->p->payload;
     }
     /* copy from volatile memory? */
@@ -227,7 +227,7 @@ tcp_enqueue(struct tcp_pcb *pcb, void *arg, u16_t len,
       }
       LWIP_ASSERT("check that first pbuf can hold the complete seglen",
                   (seg->p->len >= seglen));
-      ++queuelen;
+      queuelen += pbuf_clen(seg->p);
       if (arg != NULL) {
         MEMCPY(seg->p->payload, ptr, seglen);
       }
@@ -257,7 +257,7 @@ tcp_enqueue(struct tcp_pcb *pcb, void *arg, u16_t len,
         LWIP_DEBUGF(TCP_OUTPUT_DEBUG | 2, ("tcp_enqueue: could not allocate memory for header pbuf\n"));
         goto memerr;
       }
-      ++queuelen;
+      queuelen += pbuf_clen(seg->p);
 
       /* Concatenate the headers and data pbufs together. */
       pbuf_cat(seg->p/*header*/, p/*data*/);