NFSD: Squash an annoying compiler warning

Clean up: Fix gcc empty-body warning when -Wextra is used.

../fs/nfsd/nfs4state.c:3898:3: warning: suggest braces around empty body in an ‘else’ statement [-Wempty-body]

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 88433be..8b83341 100644 (file)
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -3881,12 +3881,11 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
        unconf = find_unconfirmed_client_by_name(&clname, nn);
        if (unconf)
                unhash_client_locked(unconf);
+       /* We need to handle only case 1: probable callback update */
        if (conf && same_verf(&conf->cl_verifier, &clverifier)) {
-               /* case 1: probable callback update */
                copy_clid(new, conf);
                gen_confirm(new, nn);
-       } else /* case 4 (new client) or cases 2, 3 (client reboot): */
-               ;
+       }
        new->cl_minorversion = 0;
        gen_callback(new, setclid, rqstp);
        add_to_unconfirmed(new);