Index: if_fxp.c
===================================================================
RCS file: /home/ncvs/src/sys/dev/fxp/if_fxp.c,v
retrieving revision 1.180
diff -u -r1.180 if_fxp.c
--- if_fxp.c	25 May 2003 05:04:26 -0000	1.180
+++ if_fxp.c	1 Jun 2003 10:28:41 -0000
@@ -1395,25 +1395,17 @@
 			 * We ran out of segments. We have to recopy this
 			 * mbuf chain first. Bail out if we can't get the
 			 * new buffers.
+			 *
+			 * The m_defrag routine keeps the chain intact
+			 * if it's not of the type M_PKTHDR.
 			 */
-			MGETHDR(mn, M_DONTWAIT, MT_DATA);
+			mn = m_defrag(mb_head, M_DONTWAIT);
 			if (mn == NULL) {
 				m_freem(mb_head);
 				break;
+			} else {
+				mb_head = mn;
 			}
-			if (mb_head->m_pkthdr.len > MHLEN) {
-				MCLGET(mn, M_DONTWAIT);
-				if ((mn->m_flags & M_EXT) == 0) {
-					m_freem(mn);
-					m_freem(mb_head);
-					break;
-				}
-			}
-			m_copydata(mb_head, 0, mb_head->m_pkthdr.len,
-			    mtod(mn, caddr_t));
-			mn->m_pkthdr.len = mn->m_len = mb_head->m_pkthdr.len;
-			m_freem(mb_head);
-			mb_head = mn;
 			error = bus_dmamap_load_mbuf(sc->fxp_mtag, txp->tx_map,
 			    mb_head, fxp_dma_map_txbuf, sc, 0);
 			if (error) {