[src/trunk]: src/sys/dev restore deleted lines that kept buffer fields resid, ...

[mlelstv <mlelstv%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/905659002eb2
branches:  trunk
changeset: 339976:905659002eb2
user:      mlelstv <mlelstv%NetBSD.org@localhost>
date:      Tue Aug 18 21:24:19 2015 +0000

description:
restore deleted lines that kept buffer fields resid,count and error consistent.

diffstat:

 sys/dev/cgd.c |  9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)

diffs (30 lines):

diff -r 36339cbf5f7f -r 905659002eb2 sys/dev/cgd.c
--- a/sys/dev/cgd.c     Tue Aug 18 21:10:56 2015 +0000
+++ b/sys/dev/cgd.c     Tue Aug 18 21:24:19 2015 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: cgd.c,v 1.99 2015/08/16 18:00:03 mlelstv Exp $ */
+/* $NetBSD: cgd.c,v 1.100 2015/08/18 21:24:19 mlelstv Exp $ */
 
 /*-
  * Copyright (c) 2002 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: cgd.c,v 1.99 2015/08/16 18:00:03 mlelstv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: cgd.c,v 1.100 2015/08/18 21:24:19 mlelstv Exp $");
 
 #include <sys/types.h>
 #include <sys/param.h>
@@ -477,6 +477,11 @@
 
        putiobuf(nbp);
 
+       /* Request is complete for whatever reason */
+       obp->b_resid = 0;
+       if (obp->b_error != 0)
+               obp->b_resid = obp->b_bcount;
+
        dk_done(dksc, obp);
 }