NFSv4: Get rid of unnecessary BUG_ON()s

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2012-10-15 15:47:41 -04:00
parent deed85e760
commit 4ea8fed593
5 changed files with 6 additions and 12 deletions

View File

@ -118,7 +118,6 @@ int nfs_cache_register_sb(struct super_block *sb, struct cache_detail *cd)
struct dentry *dir;
dir = rpc_d_lookup_sb(sb, "cache");
BUG_ON(dir == NULL);
ret = sunrpc_cache_register_pipefs(dir, cd->name, 0600, cd);
dput(dir);
return ret;

View File

@ -216,7 +216,6 @@ static u32 initiate_bulk_draining(struct nfs_client *clp,
}
pnfs_get_layout_hdr(lo);
spin_unlock(&ino->i_lock);
BUG_ON(!list_empty(&lo->plh_bulk_recall));
list_add(&lo->plh_bulk_recall, &recall_list);
}
}

View File

@ -20,7 +20,6 @@ nfs4_file_open(struct inode *inode, struct file *filp)
struct iattr attr;
int err;
BUG_ON(inode != dentry->d_inode);
/*
* If no cached dentry exists or if it's negative, NFSv4 handled the
* opens in ->lookup() or ->create().

View File

@ -206,7 +206,6 @@ static void nfs4_setup_readdir(u64 cookie, __be32 *verifier, struct dentry *dent
{
__be32 *start, *p;
BUG_ON(readdir->count < 80);
if (cookie > 2) {
readdir->cookie = cookie;
memcpy(&readdir->verifier, verifier, sizeof(readdir->verifier));
@ -415,7 +414,6 @@ static void renew_lease(const struct nfs_server *server, unsigned long timestamp
static void
nfs4_free_slot(struct nfs4_slot_table *tbl, u32 slotid)
{
BUG_ON(slotid >= NFS4_MAX_SLOT_TABLE);
/* clear used bit in bitmap */
__clear_bit(slotid, tbl->used_slots);
@ -2533,7 +2531,8 @@ static int nfs4_find_root_sec(struct nfs_server *server, struct nfs_fh *fhandle,
rpc_authflavor_t flav_array[NFS_MAX_SECFLAVORS];
len = rpcauth_list_flavors(flav_array, ARRAY_SIZE(flav_array));
BUG_ON(len < 0);
if (len < 0)
return len;
for (i = 0; i < len; i++) {
/* AUTH_UNIX is the default flavor if none was specified,
@ -3362,9 +3361,6 @@ static int _nfs4_proc_mknod(struct inode *dir, struct dentry *dentry,
int mode = sattr->ia_mode;
int status = -ENOMEM;
BUG_ON(!(sattr->ia_valid & ATTR_MODE));
BUG_ON(!S_ISFIFO(mode) && !S_ISBLK(mode) && !S_ISCHR(mode) && !S_ISSOCK(mode));
data = nfs4_alloc_createdata(dir, &dentry->d_name, sattr, NF4SOCK);
if (data == NULL)
goto out;
@ -3380,10 +3376,13 @@ static int _nfs4_proc_mknod(struct inode *dir, struct dentry *dentry,
data->arg.ftype = NF4CHR;
data->arg.u.device.specdata1 = MAJOR(rdev);
data->arg.u.device.specdata2 = MINOR(rdev);
} else if (!S_ISSOCK(mode)) {
status = -EINVAL;
goto out_free;
}
status = nfs4_do_create(dir, dentry, data);
out_free:
nfs4_free_createdata(data);
out:
return status;
@ -5357,7 +5356,6 @@ int nfs4_proc_bind_conn_to_session(struct nfs_client *clp, struct rpc_cred *cred
};
dprintk("--> %s\n", __func__);
BUG_ON(clp == NULL);
res.session = kzalloc(sizeof(struct nfs4_session), GFP_NOFS);
if (unlikely(res.session == NULL)) {

View File

@ -1086,7 +1086,6 @@ void nfs_free_seqid(struct nfs_seqid *seqid)
*/
static void nfs_increment_seqid(int status, struct nfs_seqid *seqid)
{
BUG_ON(list_first_entry(&seqid->sequence->list, struct nfs_seqid, list) != seqid);
switch (status) {
case 0:
break;