Commit 096455a2 authored by J. Bruce Fields's avatar J. Bruce Fields Committed by Trond Myklebust
Browse files

NFSv4: Dont list system.nfs4_acl for filesystems that don't support it.

Thanks to Frank Filz for pointing out that we list system.nfs4_acl extended
attribute even on filesystems where we don't actually support nfs4_acl.
This is inconsistent with the e.g. ext3 POSIX ACL behaviour, and seems to
annoy cp.
Signed-off-by: default avatarJ. Bruce Fields <>
Signed-off-by: default avatarTrond Myklebust <>
parent 9e57b302
......@@ -3559,6 +3559,8 @@ ssize_t nfs4_listxattr(struct dentry *dentry, char *buf, size_t buflen)
size_t len = strlen(XATTR_NAME_NFSV4_ACL) + 1;
if (!nfs4_server_supports_acls(NFS_SERVER(dentry->d_inode)))
return 0;
if (buf && buflen < len)
return -ERANGE;
if (buf)
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