diff options
-rw-r--r-- | sys/dev/fxp/if_fxp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/dev/fxp/if_fxp.c b/sys/dev/fxp/if_fxp.c index 9a6851c..ca1a614 100644 --- a/sys/dev/fxp/if_fxp.c +++ b/sys/dev/fxp/if_fxp.c @@ -2545,7 +2545,8 @@ fxp_new_rfabuf(struct fxp_softc *sc, struct fxp_rx *rxp) return (error); } - bus_dmamap_unload(sc->fxp_mtag, rxp->rx_map); + if (rxp->rx_mbuf != NULL) + bus_dmamap_unload(sc->fxp_mtag, rxp->rx_map); tmp_map = sc->spare_map; sc->spare_map = rxp->rx_map; rxp->rx_map = tmp_map; |