From: Thadeu Lima de Souza Cascardo <cascardo@cascardo.info>
Date: Wed, 12 Jun 2013 22:01:37 +0000 (-0300)
Subject: Fix bug when expanding message.
X-Git-Tag: v0.1~16
X-Git-Url: http://git.cascardo.eti.br/?p=cascardo%2Flibreceita.git;a=commitdiff_plain;h=09ea96a03241092a02e8681ad189106707408132

Fix bug when expanding message.

If we need to expand a message while adding a field to it, we need to
update the pointer we are using, and the one we are returning back.
---

diff --git a/rnet_message.c b/rnet_message.c
index 124fa4c..b967e04 100644
--- a/rnet_message.c
+++ b/rnet_message.c
@@ -67,6 +67,7 @@ static int add_field(struct rnet_message **message, char *key, int klen,
 	if ((msg->alen - msg->len) < (klen + vlen + 3)) {
 		if (rnet_message_expand(message, MAX(msg->len, klen + vlen + 3)))
 			return -ENOMEM;
+		msg = *message;
 	}
 	buffer = msg->buffer + msg->len;
 	if (klen > 0x7f || klen < 0)