Author: mw
Date: Sat Feb 8 13:25:39 2020
New Revision: 357675
URL: https://svnweb.freebsd.org/changeset/base/357675
Log:
Destroy RX DMA tag on detach in mvneta driver
This patch fixes deinitialization sequence of the mvneta
driver by adding missing bus_dma_tag_destroy call.
Submitted by: Kornel Duleba <min...@semihalf.com>
Obtained from: Semihalf
MFC after: 1 week
Sponsored by: Stormshield
Modified:
head/sys/dev/neta/if_mvneta.c
Modified: head/sys/dev/neta/if_mvneta.c
==============================================================================
--- head/sys/dev/neta/if_mvneta.c Fri Feb 7 22:45:09 2020
(r357674)
+++ head/sys/dev/neta/if_mvneta.c Sat Feb 8 13:25:39 2020
(r357675)
@@ -874,6 +874,8 @@ mvneta_detach(device_t dev)
bus_dma_tag_destroy(sc->rx_dtag);
if (sc->txmbuf_dtag != NULL)
bus_dma_tag_destroy(sc->txmbuf_dtag);
+ if (sc->rxbuf_dtag != NULL)
+ bus_dma_tag_destroy(sc->rxbuf_dtag);
bus_release_resources(dev, res_spec, sc->res);
return (0);
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