fix iterative serialization of addrinfo data

1 files changed, 3 insertions, 4 deletions

diff --git a/libasyncns/asyncns.c b/libasyncns/asyncns.c
index 7d285b6..95e79f3 100644
--- a/libasyncns/asyncns.c
+++ b/libasyncns/asyncns.c
@@ -403,11 +403,10 @@ static int send_addrinfo_reply(int out_fd, unsigned id, int ret, struct addrinfo
 
     if (ret == 0 && ai) {
         void *p = data + 1;
+        struct addrinfo *k;
 
-        while (ai && p) {
-            p = serialize_addrinfo(p, ai, &resp->header.length, BUFSIZE);
-            ai = ai->ai_next;
-        }
+        for (k = ai; k && p; k = k->ai_next)
+            p = serialize_addrinfo(p, ai, &resp->header.length, (char*) data + BUFSIZE - (char*) p);
     }
 
     if (ai)