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broadcom440x: Add missing NULL check.

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Fixes #4293 (again.)
This commit is contained in:
Augustin Cavalier
2018-12-16 17:14:46 -05:00
parent b3fd8cd82a
commit 18016b9654
1 changed files with 4 additions and 2 deletions
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src/add-ons/kernel/drivers/network/broadcom440x/dev/bfe/if_bfe.c
+2
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@@ -793,6 +793,8 @@ bfe_list_newbuf(struct bfe_softc *sc, int c)
int nsegs; int nsegs;
m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR); m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR);
if (!m)
return (ENOBUFS);
m->m_len = m->m_pkthdr.len = MCLBYTES; m->m_len = m->m_pkthdr.len = MCLBYTES;
if (bus_dmamap_load_mbuf_sg(sc->bfe_rxmbuf_tag, sc->bfe_rx_sparemap, if (bus_dmamap_load_mbuf_sg(sc->bfe_rxmbuf_tag, sc->bfe_rx_sparemap,