From owner-svn-src-stable@FreeBSD.ORG  Wed Aug 29 15:53:28 2012
Return-Path: <owner-svn-src-stable@FreeBSD.ORG>
Delivered-To: svn-src-stable@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 3EB8B106566C;
	Wed, 29 Aug 2012 15:53:28 +0000 (UTC) (envelope-from kib@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id 295998FC12;
	Wed, 29 Aug 2012 15:53:28 +0000 (UTC)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.4/8.14.4) with ESMTP id q7TFrS2T071766;
	Wed, 29 Aug 2012 15:53:28 GMT (envelope-from kib@svn.freebsd.org)
Received: (from kib@localhost)
	by svn.freebsd.org (8.14.4/8.14.4/Submit) id q7TFrRlv071764;
	Wed, 29 Aug 2012 15:53:27 GMT (envelope-from kib@svn.freebsd.org)
Message-Id: <201208291553.q7TFrRlv071764@svn.freebsd.org>
From: Konstantin Belousov <kib@FreeBSD.org>
Date: Wed, 29 Aug 2012 15:53:27 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
	svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org
X-SVN-Group: stable-9
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r239848 - stable/9/sys/fs/nfsclient
X-BeenThere: svn-src-stable@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: SVN commit messages for all the -stable branches of the src tree
	<svn-src-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-stable>, 
	<mailto:svn-src-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-stable>
List-Post: <mailto:svn-src-stable@freebsd.org>
List-Help: <mailto:svn-src-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-stable>,
	<mailto:svn-src-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 29 Aug 2012 15:53:28 -0000

Author: kib
Date: Wed Aug 29 15:53:27 2012
New Revision: 239848
URL: http://svn.freebsd.org/changeset/base/239848

Log:
  MFC r237987:
  Do not override an error from uiomove() with (non-)error result from
  bwrite().

Modified:
  stable/9/sys/fs/nfsclient/nfs_clbio.c
Directory Properties:
  stable/9/sys/   (props changed)
  stable/9/sys/fs/   (props changed)

Modified: stable/9/sys/fs/nfsclient/nfs_clbio.c
==============================================================================
--- stable/9/sys/fs/nfsclient/nfs_clbio.c	Wed Aug 29 15:51:40 2012	(r239847)
+++ stable/9/sys/fs/nfsclient/nfs_clbio.c	Wed Aug 29 15:53:27 2012	(r239848)
@@ -873,7 +873,7 @@ ncl_write(struct vop_write_args *ap)
 	struct nfsmount *nmp = VFSTONFS(vp->v_mount);
 	daddr_t lbn;
 	int bcount;
-	int bp_cached, n, on, error = 0;
+	int bp_cached, n, on, error = 0, error1;
 	size_t orig_resid, local_resid;
 	off_t orig_size, tmp_off;
 
@@ -1235,9 +1235,12 @@ again:
 		if ((ioflag & IO_SYNC)) {
 			if (ioflag & IO_INVAL)
 				bp->b_flags |= B_NOCACHE;
-			error = bwrite(bp);
-			if (error)
+			error1 = bwrite(bp);
+			if (error1 != 0) {
+				if (error == 0)
+					error = error1;
 				break;
+			}
 		} else if ((n + on) == biosize) {
 			bp->b_flags |= B_ASYNC;
 			(void) ncl_writebp(bp, 0, NULL);