[src/trunk]: src/sys/nfs Initialize mutex and cv after sanity checks

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

details:   https://anonhg.NetBSD.org/src/rev/1f1f671b3bb4
branches:  trunk
changeset: 759661:1f1f671b3bb4
user:      cegger <cegger%NetBSD.org@localhost>
date:      Tue Dec 14 16:58:58 2010 +0000

description:
Initialize mutex and cv after sanity checks

diffstat:

 sys/nfs/nfs_vnops.c |  15 ++++++++-------
 1 files changed, 8 insertions(+), 7 deletions(-)

diffs (43 lines):

diff -r dde21b520920 -r 1f1f671b3bb4 sys/nfs/nfs_vnops.c
--- a/sys/nfs/nfs_vnops.c       Tue Dec 14 16:40:05 2010 +0000
+++ b/sys/nfs/nfs_vnops.c       Tue Dec 14 16:58:58 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: nfs_vnops.c,v 1.288 2010/12/14 16:25:18 cegger Exp $   */
+/*     $NetBSD: nfs_vnops.c,v 1.289 2010/12/14 16:58:58 cegger Exp $   */
 
 /*
  * Copyright (c) 1989, 1993
@@ -39,7 +39,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: nfs_vnops.c,v 1.288 2010/12/14 16:25:18 cegger Exp $");
+__KERNEL_RCSID(0, "$NetBSD: nfs_vnops.c,v 1.289 2010/12/14 16:58:58 cegger Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_nfs.h"
@@ -1278,10 +1278,6 @@
        int rlen, commit;
 #endif
 
-       mutex_init(&ctx.nwc_lock, MUTEX_DRIVER, IPL_VM);
-       cv_init(&ctx.nwc_cv, "nfsmblk");
-       ctx.nwc_mbufcount = 1;
-
        if (vp->v_mount->mnt_flag & MNT_RDONLY) {
                panic("writerpc readonly vp %p", vp);
        }
@@ -1292,7 +1288,12 @@
 #endif
        tsiz = uiop->uio_resid;
        if (uiop->uio_offset + tsiz > nmp->nm_maxfilesize)
-               return (EFBIG);
+               return EFBIG;
+
+       mutex_init(&ctx.nwc_lock, MUTEX_DRIVER, IPL_VM);
+       cv_init(&ctx.nwc_cv, "nfsmblk");
+       ctx.nwc_mbufcount = 1;
+
 retry:
        origresid = uiop->uio_resid;
        KASSERT(origresid == uiop->uio_iov->iov_len);