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authorKinglong Mee <kinglongmee@gmail.com>2015-07-30 15:55:02 +0200
committerJ. Bruce Fields <bfields@redhat.com>2015-08-31 22:16:39 +0200
commitead8fb8c24411722b92198b3dccd102a76cdd050 (patch)
tree5f741c274eac984860fff4fe32955d86eb7b2cb3 /fs/nfsd
parentnfsd: SUPPATTR_EXCLCREAT must be encoded before SECURITY_LABEL. (diff)
downloadlinux-ead8fb8c24411722b92198b3dccd102a76cdd050.tar.xz
linux-ead8fb8c24411722b92198b3dccd102a76cdd050.zip
NFSD: Set the attributes used to store the verifier for EXCLUSIVE4_1
According to rfc5661 18.16.4, "If EXCLUSIVE4_1 was used, the client determines the attributes used for the verifier by comparing attrset with cva_attrs.attrmask;" So, EXCLUSIVE4_1 also needs those bitmask used to store the verifier. Signed-off-by: Kinglong Mee <kinglongmee@gmail.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfs4proc.c12
-rw-r--r--fs/nfsd/vfs.c6
-rw-r--r--fs/nfsd/vfs.h6
3 files changed, 12 insertions, 12 deletions
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index b9681ee0ed19..4ce6b97b31ad 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -276,13 +276,13 @@ do_open_lookup(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, stru
nfsd4_security_inode_setsecctx(*resfh, &open->op_label, open->op_bmval);
/*
- * Following rfc 3530 14.2.16, use the returned bitmask
- * to indicate which attributes we used to store the
- * verifier:
+ * Following rfc 3530 14.2.16, and rfc 5661 18.16.4
+ * use the returned bitmask to indicate which attributes
+ * we used to store the verifier:
*/
- if (open->op_createmode == NFS4_CREATE_EXCLUSIVE && status == 0)
- open->op_bmval[1] = (FATTR4_WORD1_TIME_ACCESS |
- FATTR4_WORD1_TIME_MODIFY);
+ if (nfsd_create_is_exclusive(open->op_createmode) && status == 0)
+ open->op_bmval[1] |= (FATTR4_WORD1_TIME_ACCESS |
+ FATTR4_WORD1_TIME_MODIFY);
} else
/*
* Note this may exit with the parent still locked.
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index b5e077a6e7d4..45c04979e7b3 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -1249,12 +1249,6 @@ out_nfserr:
#ifdef CONFIG_NFSD_V3
-static inline int nfsd_create_is_exclusive(int createmode)
-{
- return createmode == NFS3_CREATE_EXCLUSIVE
- || createmode == NFS4_CREATE_EXCLUSIVE4_1;
-}
-
/*
* NFSv3 and NFSv4 version of nfsd_create
*/
diff --git a/fs/nfsd/vfs.h b/fs/nfsd/vfs.h
index 5be875e3e638..fee2451ae248 100644
--- a/fs/nfsd/vfs.h
+++ b/fs/nfsd/vfs.h
@@ -131,4 +131,10 @@ static inline __be32 fh_getattr(struct svc_fh *fh, struct kstat *stat)
return nfserrno(vfs_getattr(&p, stat));
}
+static inline int nfsd_create_is_exclusive(int createmode)
+{
+ return createmode == NFS3_CREATE_EXCLUSIVE
+ || createmode == NFS4_CREATE_EXCLUSIVE4_1;
+}
+
#endif /* LINUX_NFSD_VFS_H */