X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=net%2Fsctp%2Foutput.c;h=3ef4351dd956ad95649afd568b3a91381a86e730;hb=edc6afc5496875a640bef0913604be7550c1795d;hp=cdc5a393676657691a2421b573235fde8318b0f8;hpb=4854c7b27f0975a2b629f35ea3996d2968eb7c4f;p=linux-2.6-omap-h63xx.git

diff --git a/net/sctp/output.c b/net/sctp/output.c
index cdc5a393676..3ef4351dd95 100644
--- a/net/sctp/output.c
+++ b/net/sctp/output.c
@@ -633,7 +633,7 @@ static sctp_xmit_t sctp_packet_append_data(struct sctp_packet *packet,
 		 * data will fit or delay in hopes of bundling a full
 		 * sized packet.
 		 */
-		if (len < asoc->pathmtu - packet->overhead) {
+		if (len < asoc->frag_point) {
 			retval = SCTP_XMIT_NAGLE_DELAY;
 			goto finish;
 		}
@@ -645,7 +645,13 @@ static sctp_xmit_t sctp_packet_append_data(struct sctp_packet *packet,
 	/* Keep track of how many bytes are in flight to the receiver. */
 	asoc->outqueue.outstanding_bytes += datasize;
 
-	/* Update our view of the receiver's rwnd. */
+	/* Update our view of the receiver's rwnd. Include sk_buff overhead
+	 * while updating peer.rwnd so that it reduces the chances of a
+	 * receiver running out of receive buffer space even when receive
+	 * window is still open. This can happen when a sender is sending
+	 * sending small messages.
+	 */
+	datasize += sizeof(struct sk_buff);
 	if (datasize < rwnd)
 		rwnd -= datasize;
 	else