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Date:      Mon, 27 Oct 2008 09:26:24 +0000 (UTC)
From:      Søren Schmidt <sos@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r184328 - head/sys/dev/ata
Message-ID:  <200810270926.m9R9QOZQ033763@svn.freebsd.org>

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Author: sos
Date: Mon Oct 27 09:26:24 2008
New Revision: 184328
URL: http://svn.freebsd.org/changeset/base/184328

Log:
  Only call dma.unload() if initialized.
  
  Reported by: Stanislav Sedov

Modified:
  head/sys/dev/ata/ata-queue.c

Modified: head/sys/dev/ata/ata-queue.c
==============================================================================
--- head/sys/dev/ata/ata-queue.c	Mon Oct 27 08:40:13 2008	(r184327)
+++ head/sys/dev/ata/ata-queue.c	Mon Oct 27 09:26:24 2008	(r184328)
@@ -503,7 +503,8 @@ ata_timeout(struct ata_request *request)
 	request->flags |= ATA_R_TIMEOUT;
 	mtx_unlock(&ch->state_mtx);
 	ATA_LOCKING(ch->dev, ATA_LF_UNLOCK);
-	ch->dma.unload(request);
+	if (ch->dma.unload)
+	    ch->dma.unload(request);
 	ata_finish(request);
     }
     else {



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