Date: Thu, 27 Feb 2014 11:34:27 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r262553 - head/sys/dev/mps Message-ID: <201402271134.s1RBYRu8014285@svn.freebsd.org>
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Author: mav Date: Thu Feb 27 11:34:26 2014 New Revision: 262553 URL: http://svnweb.freebsd.org/changeset/base/262553 Log: Pass proper pointer to bus_dmamem_free() in mps_iocfacts_free(). Passing there pointer into the middle of allocated area caused kernel panic during reinit, for example, after firmware upgrade. MFC after: 1 week Modified: head/sys/dev/mps/mps.c Modified: head/sys/dev/mps/mps.c ============================================================================== --- head/sys/dev/mps/mps.c Thu Feb 27 09:59:15 2014 (r262552) +++ head/sys/dev/mps/mps.c Thu Feb 27 11:34:26 2014 (r262553) @@ -617,8 +617,8 @@ mps_iocfacts_free(struct mps_softc *sc) if (sc->post_busaddr != 0) bus_dmamap_unload(sc->queues_dmat, sc->queues_map); - if (sc->post_queue != NULL) - bus_dmamem_free(sc->queues_dmat, sc->post_queue, + if (sc->free_queue != NULL) + bus_dmamem_free(sc->queues_dmat, sc->free_queue, sc->queues_map); if (sc->queues_dmat != NULL) bus_dma_tag_destroy(sc->queues_dmat);
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