svn commit: r355704 - stable/12/sys/mips/mips
Ryan Libby
rlibby at FreeBSD.org
Fri Dec 13 09:19:25 UTC 2019
Author: rlibby
Date: Fri Dec 13 09:19:24 2019
New Revision: 355704
URL: https://svnweb.freebsd.org/changeset/base/355704
Log:
MFC r355343:
mips busdma: bzero map on alloc
Modified:
stable/12/sys/mips/mips/busdma_machdep.c
Directory Properties:
stable/12/ (props changed)
Modified: stable/12/sys/mips/mips/busdma_machdep.c
==============================================================================
--- stable/12/sys/mips/mips/busdma_machdep.c Fri Dec 13 08:41:37 2019 (r355703)
+++ stable/12/sys/mips/mips/busdma_machdep.c Fri Dec 13 09:19:24 2019 (r355704)
@@ -155,8 +155,6 @@ struct bus_dmamap {
bus_dma_tag_t dmat;
struct memdesc mem;
int flags;
- void *origbuffer;
- void *allocbuffer;
TAILQ_ENTRY(bus_dmamap) freelist;
STAILQ_ENTRY(bus_dmamap) links;
bus_dmamap_callback_t *callback;
@@ -204,11 +202,8 @@ dmamap_ctor(void *mem, int size, void *arg, int flags)
dmat->map_count++;
+ bzero(map, sizeof(*map));
map->dmat = dmat;
- map->flags = 0;
- map->slist = NULL;
- map->allocbuffer = NULL;
- map->sync_count = 0;
STAILQ_INIT(&map->bpages);
return (0);
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