diff options
Diffstat (limited to 'fs/nfsd')
| -rw-r--r-- | fs/nfsd/nfs4xdr.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index 75e0563c09d1..1aa0dc38ed58 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -2675,6 +2675,9 @@ out_acl: *p++ = cpu_to_be32(stat.mtime.tv_nsec); } if (bmval1 & FATTR4_WORD1_MOUNTED_ON_FILEID) { + struct kstat parent_stat; + u64 ino = stat.ino; + p = xdr_reserve_space(xdr, 8); if (!p) goto out_resource; @@ -2683,9 +2686,13 @@ out_acl: * and this is the root of a cross-mounted filesystem. */ if (ignore_crossmnt == 0 && - dentry == exp->ex_path.mnt->mnt_root) - get_parent_attributes(exp, &stat); - p = xdr_encode_hyper(p, stat.ino); + dentry == exp->ex_path.mnt->mnt_root) { + err = get_parent_attributes(exp, &parent_stat); + if (err) + goto out_nfserr; + ino = parent_stat.ino; + } + p = xdr_encode_hyper(p, ino); } #ifdef CONFIG_NFSD_PNFS if ((bmval1 & FATTR4_WORD1_FS_LAYOUT_TYPES) || |