nfsd: Add quotes to client info 'callback address'

The 'callback address' in client_info_show is output without quotes
causing yaml parsers to fail on processing IPv6 addresses.
Adding quotes to 'callback address' also matches that used by
the 'address' field.

Signed-off-by: Mark Grimes <mark.grimes@ixsystems.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Reviewed-by: NeilBrown <neilb@suse.de>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 1109e79351a893dbfd12f00db8bbf95eab9822e5..6eb61b6e4ac105f4545c8e793539974f6680faed 100644 (file)
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -2692,7 +2692,7 @@ static int client_info_show(struct seq_file *m, void *v)
                        clp->cl_nii_time.tv_sec, clp->cl_nii_time.tv_nsec);
        }
        seq_printf(m, "callback state: %s\n", cb_state2str(clp->cl_cb_state));
-       seq_printf(m, "callback address: %pISpc\n", &clp->cl_cb_conn.cb_addr);
+       seq_printf(m, "callback address: \"%pISpc\"\n", &clp->cl_cb_conn.cb_addr);
        seq_printf(m, "admin-revoked states: %d\n",
                   atomic_read(&clp->cl_admin_revoked));
        drop_client(clp);