svn commit: r307926 - head/sys/dev/bfe

Gleb Smirnoff glebius at FreeBSD.org
Tue Oct 25 16:28:31 UTC 2016


Author: glebius
Date: Tue Oct 25 16:28:30 2016
New Revision: 307926
URL: https://svnweb.freebsd.org/changeset/base/307926

Log:
  Check m_getcl() return value.
  
  CID:	611376

Modified:
  head/sys/dev/bfe/if_bfe.c

Modified: head/sys/dev/bfe/if_bfe.c
==============================================================================
--- head/sys/dev/bfe/if_bfe.c	Tue Oct 25 16:25:06 2016	(r307925)
+++ head/sys/dev/bfe/if_bfe.c	Tue Oct 25 16:28:30 2016	(r307926)
@@ -793,6 +793,8 @@ bfe_list_newbuf(struct bfe_softc *sc, in
 	int nsegs;
 
 	m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR);
+	if (m == NULL)
+		return (ENOBUFS);
 	m->m_len = m->m_pkthdr.len = MCLBYTES;
 
 	if (bus_dmamap_load_mbuf_sg(sc->bfe_rxmbuf_tag, sc->bfe_rx_sparemap,


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