const: make file_lock_operations const

[linux-2.6-block.git] / fs / nfsd / nfs4state.c

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index d5caf2a709d2340e2e59a25eb821f4b77bf6ed29..980a216a48c8da9c13ed10fe3713f9a6064e8af8 100644 (file)
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -425,6 +425,11 @@ static int set_forechannel_maxreqs(struct nfsd4_channel_attrs *fchan)
 {
        int status = 0, np = fchan->maxreqs * NFSD_PAGES_PER_SLOT;
 
+       if (fchan->maxreqs < 1)
+               return nfserr_inval;
+       else if (fchan->maxreqs > NFSD_MAX_SLOTS_PER_SESSION)
+               fchan->maxreqs = NFSD_MAX_SLOTS_PER_SESSION;
+
        spin_lock(&nfsd_serv->sv_lock);
        if (np + nfsd_serv->sv_drc_pages_used > nfsd_serv->sv_drc_max_pages)
                np = nfsd_serv->sv_drc_max_pages - nfsd_serv->sv_drc_pages_used;
@@ -979,6 +984,7 @@ gen_callback(struct nfs4_client *clp, struct nfsd4_setclientid *se)
        if ( !(parse_ipv4(se->se_callback_addr_len, se->se_callback_addr_val,
                         &cb->cb_addr, &cb->cb_port)))
                goto out_err;
+       cb->cb_minorversion = 0;
        cb->cb_prog = se->se_callback_prog;
        cb->cb_ident = se->se_callback_ident;
        return;
@@ -1242,12 +1248,6 @@ nfsd4_exchange_id(struct svc_rqst *rqstp,
                        expire_client(conf);
                        goto out_new;
                }
-               if (ip_addr != conf->cl_addr &&
-                   !(exid->flags & EXCHGID4_FLAG_UPD_CONFIRMED_REC_A)) {
-                       /* Client collision. 18.35.4 case 3 */
-                       status = nfserr_clid_inuse;
-                       goto out;
-               }
                /*
                 * Set bit when the owner id and verifier map to an already
                 * confirmed client id (18.35.3).
@@ -1261,12 +1261,12 @@ nfsd4_exchange_id(struct svc_rqst *rqstp,
                copy_verf(conf, &verf);
                new = conf;
                goto out_copy;
-       } else {
-               /* 18.35.4 case 7 */
-               if (exid->flags & EXCHGID4_FLAG_UPD_CONFIRMED_REC_A) {
-                       status = nfserr_noent;
-                       goto out;
-               }
+       }
+
+       /* 18.35.4 case 7 */
+       if (exid->flags & EXCHGID4_FLAG_UPD_CONFIRMED_REC_A) {
+               status = nfserr_noent;
+               goto out;
        }
 
        unconf  = find_unconfirmed_client_by_str(dname, strhashval, true);