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nfs4 use mandatory attribute file type in nfs4_get_root 

S_ISDIR(fsinfo.fattr->mode) checks the file type rather than the mode bits,
so we should be checking for the NFS_ATTR_FATTR_TYPE fattr property.

Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: stable@kernel.org
This commit is contained in:
Andy Adamson 2010-06-16 09:51:02 -04:00 committed by Trond Myklebust
parent 7e27d6e778
commit f799bdb355
1 changed files with 1 additions and 1 deletions
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2
fs/nfs/getroot.c
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@ -146,7 +146,7 @@ int nfs4_get_rootfh(struct nfs_server *server, struct nfs_fh *mntfh)
goto out;
}
if (!(fsinfo.fattr->valid & NFS_ATTR_FATTR_MODE)
if (!(fsinfo.fattr->valid & NFS_ATTR_FATTR_TYPE)
|| !S_ISDIR(fsinfo.fattr->mode)) {
printk(KERN_ERR "nfs4_get_rootfh:"
" getroot encountered non-directory\n");