Index: atapi-all.c
===================================================================
RCS file: /dump/FreeBSD-CVS/src/sys/dev/ata/atapi-all.c,v
retrieving revision 1.93
diff -u -r1.93 atapi-all.c
--- atapi-all.c	19 Aug 2002 18:52:23 -0000	1.93
+++ atapi-all.c	26 Aug 2002 21:56:52 -0000
@@ -179,6 +179,7 @@
     request->flags = flags;
     request->timeout = timeout * hz;
     request->ccbsize = atadev->param->packet_size ? 16 : 12;
+    request->error = EINPROGRESS;
     bcopy(ccb, request->ccb, request->ccbsize);
     if (callback) {
 	request->callback = callback;
@@ -208,7 +209,8 @@
     }
 
     /* wait for request to complete */
-    tsleep((caddr_t)request, PRIBIO, "atprq", 0);
+    if (request->error == EINPROGRESS)
+	tsleep((caddr_t)request, PRIBIO, "atprq", 0);
     splx(s);
     error = request->error;
     if (error)