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authorKirk McKusick <mckusick@FreeBSD.org>1998-09-29 23:39:37 +0000
committerKirk McKusick <mckusick@FreeBSD.org>1998-09-29 23:39:37 +0000
commitb5cf6d7984465891b5cff13b3edf7410bbbdb187 (patch)
treec348a325dc19bd237835a44f02ec99ab5ed41826 /sys/nfsclient
parentd25ad74791b357cacd4b4e6914389dbf6ded46c6 (diff)
downloadsrc-b5cf6d7984465891b5cff13b3edf7410bbbdb187.tar.gz
src-b5cf6d7984465891b5cff13b3edf7410bbbdb187.zip
In nfs_link(), check for a cross-device mount *before* looking
in the v_data field. Obtained from: Charles Hannum, via Frank van der Linden <frank@wins.uva.nl>
Notes
Notes: svn path=/head/; revision=39794
Diffstat (limited to 'sys/nfsclient')
-rw-r--r--sys/nfsclient/nfs_vnops.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/nfsclient/nfs_vnops.c b/sys/nfsclient/nfs_vnops.c
index 0e99280e0404..e4917c1d5616 100644
--- a/sys/nfsclient/nfs_vnops.c
+++ b/sys/nfsclient/nfs_vnops.c
@@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* @(#)nfs_vnops.c 8.16 (Berkeley) 5/27/95
- * $Id: nfs_vnops.c,v 1.106 1998/08/13 08:09:08 dfr Exp $
+ * $Id: nfs_vnops.c,v 1.108 1998/09/29 23:29:48 mckusick Exp $
*/
@@ -1700,7 +1700,7 @@ nfs_link(ap)
caddr_t bpos, dpos, cp2;
int error = 0, wccflag = NFSV3_WCCRATTR, attrflag = 0;
struct mbuf *mreq, *mrep, *md, *mb, *mb2;
- int v3 = NFS_ISV3(vp);
+ int v3;
if (vp->v_mount != tdvp->v_mount) {
VOP_ABORTOP(tdvp, cnp);
@@ -1715,6 +1715,7 @@ nfs_link(ap)
*/
VOP_FSYNC(vp, cnp->cn_cred, MNT_WAIT, cnp->cn_proc);
+ v3 = NFS_ISV3(vp);
nfsstats.rpccnt[NFSPROC_LINK]++;
nfsm_reqhead(vp, NFSPROC_LINK,
NFSX_FH(v3)*2 + NFSX_UNSIGNED + nfsm_rndup(cnp->cn_namelen));