[PATCH] knfsd: nfsd4: fix open flag passing

[sfrench/cifs-2.6.git] / fs / nfsd / nfs4state.c

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 96c7578cbe1e82c16d2b720ef4e25e91d546187f..9daa0b9feb8d027e438ef39c846daee95cf2d6cf 100644 (file)
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -123,7 +123,7 @@ static void release_stateid(struct nfs4_stateid *stp, int flags);
  */
 
 /* recall_lock protects the del_recall_lru */
-static spinlock_t recall_lock = SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(recall_lock);
 static struct list_head del_recall_lru;
 
 static void
@@ -529,8 +529,7 @@ move_to_confirmed(struct nfs4_client *clp)
 
        dprintk("NFSD: move_to_confirm nfs4_client %p\n", clp);
        list_del_init(&clp->cl_strhash);
-       list_del_init(&clp->cl_idhash);
-       list_add(&clp->cl_idhash, &conf_id_hashtbl[idhashval]);
+       list_move(&clp->cl_idhash, &conf_id_hashtbl[idhashval]);
        strhashval = clientstr_hashval(clp->cl_recdir);
        list_add(&clp->cl_strhash, &conf_str_hashtbl[strhashval]);
        renew_client(clp);
@@ -1238,8 +1237,15 @@ find_file(struct inode *ino)
        return NULL;
 }
 
-#define TEST_ACCESS(x) ((x > 0 || x < 4)?1:0)
-#define TEST_DENY(x) ((x >= 0 || x < 5)?1:0)
+static int access_valid(u32 x)
+{
+       return (x > 0 && x < 4);
+}
+
+static int deny_valid(u32 x)
+{
+       return (x >= 0 && x < 5);
+}
 
 static void
 set_access(unsigned int *access, unsigned long bmap) {
@@ -1746,7 +1752,8 @@ nfsd4_process_open2(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nf
        int status;
 
        status = nfserr_inval;
-       if (!TEST_ACCESS(open->op_share_access) || !TEST_DENY(open->op_share_deny))
+       if (!access_valid(open->op_share_access)
+                       || !deny_valid(open->op_share_deny))
                goto out;
        /*
         * Lookup file; if found, lookup stateid and check open request,
@@ -1783,10 +1790,10 @@ nfsd4_process_open2(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nf
        } else {
                /* Stateid was not found, this is a new OPEN */
                int flags = 0;
+               if (open->op_share_access & NFS4_SHARE_ACCESS_READ)
+                       flags |= MAY_READ;
                if (open->op_share_access & NFS4_SHARE_ACCESS_WRITE)
-                       flags = MAY_WRITE;
-               else
-                       flags = MAY_READ;
+                       flags |= MAY_WRITE;
                status = nfs4_new_open(rqstp, &stp, dp, current_fh, flags);
                if (status)
                        goto out;
@@ -2071,16 +2078,12 @@ nfs4_preprocess_stateid_op(struct svc_fh *current_fh, stateid_t *stateid, int fl
        if (!stateid->si_fileid) { /* delegation stateid */
                if(!(dp = find_delegation_stateid(ino, stateid))) {
                        dprintk("NFSD: delegation stateid not found\n");
-                       if (nfs4_in_grace())
-                               status = nfserr_grace;
                        goto out;
                }
                stidp = &dp->dl_stateid;
        } else { /* open or lock stateid */
                if (!(stp = find_stateid(stateid, flags))) {
                        dprintk("NFSD: open or lock stateid not found\n");
-                       if (nfs4_in_grace())
-                               status = nfserr_grace;
                        goto out;
                }
                if ((flags & CHECK_FH) && nfs4_check_fh(current_fh, stp))
@@ -2253,8 +2256,9 @@ nfsd4_open_confirm(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfs
                        (int)current_fh->fh_dentry->d_name.len,
                        current_fh->fh_dentry->d_name.name);
 
-       if ((status = fh_verify(rqstp, current_fh, S_IFREG, 0)))
-               goto out;
+       status = fh_verify(rqstp, current_fh, S_IFREG, 0);
+       if (status)
+               return status;
 
        nfs4_lock_state();
 
@@ -2321,7 +2325,8 @@ nfsd4_open_downgrade(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct n
                        (int)current_fh->fh_dentry->d_name.len,
                        current_fh->fh_dentry->d_name.name);
 
-       if (!TEST_ACCESS(od->od_share_access) || !TEST_DENY(od->od_share_deny))
+       if (!access_valid(od->od_share_access)
+                       || !deny_valid(od->od_share_deny))
                return nfserr_inval;
 
        nfs4_lock_state();