From 3a429eabcdebb7d4abc053c59e0c93061b4c63a4 Mon Sep 17 00:00:00 2001
From: goldsimon <goldsimon>
Date: Mon, 4 Jun 2007 10:42:03 +0000
Subject: [PATCH] Set q to NULL after freeing it before returning: cleaner
 code!

---
 src/core/udp.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/core/udp.c b/src/core/udp.c
index 47a224b3..fbfdb00c 100644
--- a/src/core/udp.c
+++ b/src/core/udp.c
@@ -378,6 +378,7 @@ udp_send(struct udp_pcb *pcb, struct pbuf *p)
       if (q != p) {
         /* free the header pbuf */
         pbuf_free(q);
+        q = NULL;
         /* p is still referenced by the caller, and will live on */
       }
       return ERR_VAL;