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authorTrond Myklebust <Trond.Myklebust@netapp.com>2008-06-10 19:39:41 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2008-07-09 12:09:14 -0400
commit659bfcd6dd88919a5ad453f62afbeffcb3106847 (patch)
treee3996d809e9ae4860a8adac71474e6ea8850c3b5 /fs/nfs/inode.c
parenta486aeda9b2b0d944aecce7871b3186379b898de (diff)
NFS: Fix the ftruncate() credential problem
ftruncate() access checking is supposed to be performed at open() time, just like reads and writes. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/inode.c')
-rw-r--r--fs/nfs/inode.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 596c5d8e86f..2e4ab4a5e10 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -347,7 +347,7 @@ out_no_inode:
goto out;
}
-#define NFS_VALID_ATTRS (ATTR_MODE|ATTR_UID|ATTR_GID|ATTR_SIZE|ATTR_ATIME|ATTR_ATIME_SET|ATTR_MTIME|ATTR_MTIME_SET)
+#define NFS_VALID_ATTRS (ATTR_MODE|ATTR_UID|ATTR_GID|ATTR_SIZE|ATTR_ATIME|ATTR_ATIME_SET|ATTR_MTIME|ATTR_MTIME_SET|ATTR_FILE)
int
nfs_setattr(struct dentry *dentry, struct iattr *attr)
@@ -369,7 +369,7 @@ nfs_setattr(struct dentry *dentry, struct iattr *attr)
/* Optimization: if the end result is no change, don't RPC */
attr->ia_valid &= NFS_VALID_ATTRS;
- if (attr->ia_valid == 0)
+ if ((attr->ia_valid & ~ATTR_FILE) == 0)
return 0;
lock_kernel();