PERFORCE change 168509 for review
Alexander Motin
mav at FreeBSD.org
Sun Sep 13 17:29:06 UTC 2009
http://perforce.freebsd.org/chv.cgi?CH=168509
Change 168509 by mav at mav_mavtest on 2009/09/13 17:28:22
Fill request->parent before calling ata_modify_if_48bit().
Affected files ...
.. //depot/projects/scottl-camlock/src/sys/dev/ata/ata-queue.c#19 edit
Differences ...
==== //depot/projects/scottl-camlock/src/sys/dev/ata/ata-queue.c#19 (text+ko) ====
@@ -59,19 +59,18 @@
/* Prepare paramers required by low-level code. */
request->unit = atadev->unit;
+ if (!(request->parent = device_get_parent(request->dev))) {
+ request->result = ENXIO;
+ if (request->callback)
+ (request->callback)(request);
+ return;
+ }
if ((atadev->param.config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_16)
request->flags |= ATA_R_ATAPI16;
if ((atadev->param.config & ATA_DRQ_MASK) == ATA_DRQ_INTR)
request->flags |= ATA_R_ATAPI_INTR;
if ((request->flags & ATA_R_ATAPI) == 0)
ata_modify_if_48bit(request);
- /* check that the device is still valid */
- if (!(request->parent = device_get_parent(request->dev))) {
- request->result = ENXIO;
- if (request->callback)
- (request->callback)(request);
- return;
- }
ch = device_get_softc(request->parent);
callout_init_mtx(&request->callout, &ch->state_mtx, CALLOUT_RETURNUNLOCKED);
if (!request->callback && !(request->flags & ATA_R_REQUEUE))
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