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-rw-r--r--fs/nfs/callback.c109
-rw-r--r--fs/nfs/callback.h4
-rw-r--r--fs/nfs/callback_proc.c12
-rw-r--r--fs/nfs/callback_xdr.c5
-rw-r--r--fs/nfs/client.c15
-rw-r--r--fs/nfs/delegation.c6
-rw-r--r--fs/nfs/direct.c34
-rw-r--r--fs/nfs/inode.c26
-rw-r--r--fs/nfs/internal.h3
-rw-r--r--fs/nfs/nfs3acl.c4
-rw-r--r--fs/nfs/nfs3xdr.c5
-rw-r--r--fs/nfs/nfs4filelayoutdev.c9
-rw-r--r--fs/nfs/nfs4proc.c30
-rw-r--r--fs/nfs/nfs4state.c6
-rw-r--r--fs/nfs/nfs4xdr.c9
-rw-r--r--fs/nfs/pnfs.c2
-rw-r--r--fs/nfs/write.c2
17 files changed, 111 insertions, 170 deletions
diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c
index 199016528fc..e3d29426905 100644
--- a/fs/nfs/callback.c
+++ b/fs/nfs/callback.c
@@ -135,33 +135,6 @@ out_err:
#if defined(CONFIG_NFS_V4_1)
/*
- * * CB_SEQUENCE operations will fail until the callback sessionid is set.
- * */
-int nfs4_set_callback_sessionid(struct nfs_client *clp)
-{
- struct svc_serv *serv = clp->cl_rpcclient->cl_xprt->bc_serv;
- struct nfs4_sessionid *bc_sid;
-
- if (!serv->sv_bc_xprt)
- return -EINVAL;
-
- /* on success freed in xprt_free */
- bc_sid = kmalloc(sizeof(struct nfs4_sessionid), GFP_KERNEL);
- if (!bc_sid)
- return -ENOMEM;
- memcpy(bc_sid->data, &clp->cl_session->sess_id.data,
- NFS4_MAX_SESSIONID_LEN);
- spin_lock_bh(&serv->sv_cb_lock);
- serv->sv_bc_xprt->xpt_bc_sid = bc_sid;
- spin_unlock_bh(&serv->sv_cb_lock);
- dprintk("%s set xpt_bc_sid=%u:%u:%u:%u for sv_bc_xprt %p\n", __func__,
- ((u32 *)bc_sid->data)[0], ((u32 *)bc_sid->data)[1],
- ((u32 *)bc_sid->data)[2], ((u32 *)bc_sid->data)[3],
- serv->sv_bc_xprt);
- return 0;
-}
-
-/*
* The callback service for NFSv4.1 callbacks
*/
static int
@@ -266,10 +239,6 @@ static inline void nfs_callback_bc_serv(u32 minorversion, struct rpc_xprt *xprt,
struct nfs_callback_data *cb_info)
{
}
-int nfs4_set_callback_sessionid(struct nfs_client *clp)
-{
- return 0;
-}
#endif /* CONFIG_NFS_V4_1 */
/*
@@ -359,78 +328,58 @@ void nfs_callback_down(int minorversion)
mutex_unlock(&nfs_callback_mutex);
}
-static int check_gss_callback_principal(struct nfs_client *clp,
- struct svc_rqst *rqstp)
+/* Boolean check of RPC_AUTH_GSS principal */
+int
+check_gss_callback_principal(struct nfs_client *clp, struct svc_rqst *rqstp)
{
struct rpc_clnt *r = clp->cl_rpcclient;
char *p = svc_gss_principal(rqstp);
+ if (rqstp->rq_authop->flavour != RPC_AUTH_GSS)
+ return 1;
+
/* No RPC_AUTH_GSS on NFSv4.1 back channel yet */
if (clp->cl_minorversion != 0)
- return SVC_DROP;
+ return 0;
/*
* It might just be a normal user principal, in which case
* userspace won't bother to tell us the name at all.
*/
if (p == NULL)
- return SVC_DENIED;
+ return 0;
/* Expect a GSS_C_NT_HOSTBASED_NAME like "nfs@serverhostname" */
if (memcmp(p, "nfs@", 4) != 0)
- return SVC_DENIED;
+ return 0;
p += 4;
if (strcmp(p, r->cl_server) != 0)
- return SVC_DENIED;
- return SVC_OK;
+ return 0;
+ return 1;
}
-/* pg_authenticate method helper */
-static struct nfs_client *nfs_cb_find_client(struct svc_rqst *rqstp)
-{
- struct nfs4_sessionid *sessionid = bc_xprt_sid(rqstp);
- int is_cb_compound = rqstp->rq_proc == CB_COMPOUND ? 1 : 0;
-
- dprintk("--> %s rq_proc %d\n", __func__, rqstp->rq_proc);
- if (svc_is_backchannel(rqstp))
- /* Sessionid (usually) set after CB_NULL ping */
- return nfs4_find_client_sessionid(svc_addr(rqstp), sessionid,
- is_cb_compound);
- else
- /* No callback identifier in pg_authenticate */
- return nfs4_find_client_no_ident(svc_addr(rqstp));
-}
-
-/* pg_authenticate method for nfsv4 callback threads. */
+/*
+ * pg_authenticate method for nfsv4 callback threads.
+ *
+ * The authflavor has been negotiated, so an incorrect flavor is a server
+ * bug. Drop packets with incorrect authflavor.
+ *
+ * All other checking done after NFS decoding where the nfs_client can be
+ * found in nfs4_callback_compound
+ */
static int nfs_callback_authenticate(struct svc_rqst *rqstp)
{
- struct nfs_client *clp;
- RPC_IFDEBUG(char buf[RPC_MAX_ADDRBUFLEN]);
- int ret = SVC_OK;
-
- /* Don't talk to strangers */
- clp = nfs_cb_find_client(rqstp);
- if (clp == NULL)
- return SVC_DROP;
-
- dprintk("%s: %s NFSv4 callback!\n", __func__,
- svc_print_addr(rqstp, buf, sizeof(buf)));
-
switch (rqstp->rq_authop->flavour) {
- case RPC_AUTH_NULL:
- if (rqstp->rq_proc != CB_NULL)
- ret = SVC_DENIED;
- break;
- case RPC_AUTH_UNIX:
- break;
- case RPC_AUTH_GSS:
- ret = check_gss_callback_principal(clp, rqstp);
- break;
- default:
- ret = SVC_DENIED;
+ case RPC_AUTH_NULL:
+ if (rqstp->rq_proc != CB_NULL)
+ return SVC_DROP;
+ break;
+ case RPC_AUTH_GSS:
+ /* No RPC_AUTH_GSS support yet in NFSv4.1 */
+ if (svc_is_backchannel(rqstp))
+ return SVC_DROP;
}
- nfs_put_client(clp);
- return ret;
+ return SVC_OK;
}
/*
diff --git a/fs/nfs/callback.h b/fs/nfs/callback.h
index d3b44f9bd74..46d93ce7311 100644
--- a/fs/nfs/callback.h
+++ b/fs/nfs/callback.h
@@ -7,6 +7,7 @@
*/
#ifndef __LINUX_FS_NFS_CALLBACK_H
#define __LINUX_FS_NFS_CALLBACK_H
+#include <linux/sunrpc/svc.h>
#define NFS4_CALLBACK 0x40000000
#define NFS4_CALLBACK_XDRSIZE 2048
@@ -37,7 +38,6 @@ enum nfs4_callback_opnum {
struct cb_process_state {
__be32 drc_status;
struct nfs_client *clp;
- struct nfs4_sessionid *svc_sid; /* v4.1 callback service sessionid */
};
struct cb_compound_hdr_arg {
@@ -168,7 +168,7 @@ extern unsigned nfs4_callback_layoutrecall(
extern void nfs4_check_drain_bc_complete(struct nfs4_session *ses);
extern void nfs4_cb_take_slot(struct nfs_client *clp);
#endif /* CONFIG_NFS_V4_1 */
-
+extern int check_gss_callback_principal(struct nfs_client *, struct svc_rqst *);
extern __be32 nfs4_callback_getattr(struct cb_getattrargs *args,
struct cb_getattrres *res,
struct cb_process_state *cps);
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index 4bb91cb2620..89587573fe5 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -373,17 +373,11 @@ __be32 nfs4_callback_sequence(struct cb_sequenceargs *args,
{
struct nfs_client *clp;
int i;
- __be32 status;
+ __be32 status = htonl(NFS4ERR_BADSESSION);
cps->clp = NULL;
- status = htonl(NFS4ERR_BADSESSION);
- /* Incoming session must match the callback session */
- if (memcmp(&args->csa_sessionid, cps->svc_sid, NFS4_MAX_SESSIONID_LEN))
- goto out;
-
- clp = nfs4_find_client_sessionid(args->csa_addr,
- &args->csa_sessionid, 1);
+ clp = nfs4_find_client_sessionid(args->csa_addr, &args->csa_sessionid);
if (clp == NULL)
goto out;
@@ -414,9 +408,9 @@ __be32 nfs4_callback_sequence(struct cb_sequenceargs *args,
res->csr_highestslotid = NFS41_BC_MAX_CALLBACKS - 1;
res->csr_target_highestslotid = NFS41_BC_MAX_CALLBACKS - 1;
nfs4_cb_take_slot(clp);
- cps->clp = clp; /* put in nfs4_callback_compound */
out:
+ cps->clp = clp; /* put in nfs4_callback_compound */
for (i = 0; i < args->csa_nrclists; i++)
kfree(args->csa_rclists[i].rcl_refcalls);
kfree(args->csa_rclists);
diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c
index 23112c263f8..14e0f9371d1 100644
--- a/fs/nfs/callback_xdr.c
+++ b/fs/nfs/callback_xdr.c
@@ -794,10 +794,9 @@ static __be32 nfs4_callback_compound(struct svc_rqst *rqstp, void *argp, void *r
if (hdr_arg.minorversion == 0) {
cps.clp = nfs4_find_client_ident(hdr_arg.cb_ident);
- if (!cps.clp)
+ if (!cps.clp || !check_gss_callback_principal(cps.clp, rqstp))
return rpc_drop_reply;
- } else
- cps.svc_sid = bc_xprt_sid(rqstp);
+ }
hdr_res.taglen = hdr_arg.taglen;
hdr_res.tag = hdr_arg.tag;
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index 192f2f86026..bd3ca32879e 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -1206,16 +1206,11 @@ nfs4_find_client_ident(int cb_ident)
* For CB_COMPOUND calls, find a client by IP address, protocol version,
* minorversion, and sessionID
*
- * CREATE_SESSION triggers a CB_NULL ping from servers. The callback service
- * sessionid can only be set after the CREATE_SESSION return, so a CB_NULL
- * can arrive before the callback sessionid is set. For CB_NULL calls,
- * find a client by IP address protocol version, and minorversion.
- *
* Returns NULL if no such client
*/
struct nfs_client *
nfs4_find_client_sessionid(const struct sockaddr *addr,
- struct nfs4_sessionid *sid, int is_cb_compound)
+ struct nfs4_sessionid *sid)
{
struct nfs_client *clp;
@@ -1227,9 +1222,9 @@ nfs4_find_client_sessionid(const struct sockaddr *addr,
if (!nfs4_has_session(clp))
continue;
- /* Match sessionid unless cb_null call*/
- if (is_cb_compound && (memcmp(clp->cl_session->sess_id.data,
- sid->data, NFS4_MAX_SESSIONID_LEN) != 0))
+ /* Match sessionid*/
+ if (memcmp(clp->cl_session->sess_id.data,
+ sid->data, NFS4_MAX_SESSIONID_LEN) != 0)
continue;
atomic_inc(&clp->cl_count);
@@ -1244,7 +1239,7 @@ nfs4_find_client_sessionid(const struct sockaddr *addr,
struct nfs_client *
nfs4_find_client_sessionid(const struct sockaddr *addr,
- struct nfs4_sessionid *sid, int is_cb_compound)
+ struct nfs4_sessionid *sid)
{
return NULL;
}
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c
index 364e4328f39..bbbc6bf5cb2 100644
--- a/fs/nfs/delegation.c
+++ b/fs/nfs/delegation.c
@@ -23,8 +23,6 @@
static void nfs_do_free_delegation(struct nfs_delegation *delegation)
{
- if (delegation->cred)
- put_rpccred(delegation->cred);
kfree(delegation);
}
@@ -37,6 +35,10 @@ static void nfs_free_delegation_callback(struct rcu_head *head)
static void nfs_free_delegation(struct nfs_delegation *delegation)
{
+ if (delegation->cred) {
+ put_rpccred(delegation->cred);
+ delegation->cred = NULL;
+ }
call_rcu(&delegation->rcu, nfs_free_delegation_callback);
}
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index e6ace0d93c7..9943a75bb6d 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -407,15 +407,18 @@ static ssize_t nfs_direct_read_schedule_iovec(struct nfs_direct_req *dreq,
pos += vec->iov_len;
}
+ /*
+ * If no bytes were started, return the error, and let the
+ * generic layer handle the completion.
+ */
+ if (requested_bytes == 0) {
+ nfs_direct_req_release(dreq);
+ return result < 0 ? result : -EIO;
+ }
+
if (put_dreq(dreq))
nfs_direct_complete(dreq);
-
- if (requested_bytes != 0)
- return 0;
-
- if (result < 0)
- return result;
- return -EIO;
+ return 0;
}
static ssize_t nfs_direct_read(struct kiocb *iocb, const struct iovec *iov,
@@ -841,15 +844,18 @@ static ssize_t nfs_direct_write_schedule_iovec(struct nfs_direct_req *dreq,
pos += vec->iov_len;
}
+ /*
+ * If no bytes were started, return the error, and let the
+ * generic layer handle the completion.
+ */
+ if (requested_bytes == 0) {
+ nfs_direct_req_release(dreq);
+ return result < 0 ? result : -EIO;
+ }
+
if (put_dreq(dreq))
nfs_direct_write_complete(dreq, dreq->inode);
-
- if (requested_bytes != 0)
- return 0;
-
- if (result < 0)
- return result;
- return -EIO;
+ return 0;
}
static ssize_t nfs_direct_write(struct kiocb *iocb, const struct iovec *iov,
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index d8512423ba7..1cc600e77bb 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -881,9 +881,10 @@ out:
return ret;
}
-static void nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr *fattr)
+static unsigned long nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr *fattr)
{
struct nfs_inode *nfsi = NFS_I(inode);
+ unsigned long ret = 0;
if ((fattr->valid & NFS_ATTR_FATTR_PRECHANGE)
&& (fattr->valid & NFS_ATTR_FATTR_CHANGE)
@@ -891,25 +892,32 @@ static void nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr *fattr)
nfsi->change_attr = fattr->change_attr;
if (S_ISDIR(inode->i_mode))
nfsi->cache_validity |= NFS_INO_INVALID_DATA;
+ ret |= NFS_INO_INVALID_ATTR;
}
/* If we have atomic WCC data, we may update some attributes */
if ((fattr->valid & NFS_ATTR_FATTR_PRECTIME)
&& (fattr->valid & NFS_ATTR_FATTR_CTIME)
- && timespec_equal(&inode->i_ctime, &fattr->pre_ctime))
- memcpy(&inode->i_ctime, &fattr->ctime, sizeof(inode->i_ctime));
+ && timespec_equal(&inode->i_ctime, &fattr->pre_ctime)) {
+ memcpy(&inode->i_ctime, &fattr->ctime, sizeof(inode->i_ctime));
+ ret |= NFS_INO_INVALID_ATTR;
+ }
if ((fattr->valid & NFS_ATTR_FATTR_PREMTIME)
&& (fattr->valid & NFS_ATTR_FATTR_MTIME)
&& timespec_equal(&inode->i_mtime, &fattr->pre_mtime)) {
- memcpy(&inode->i_mtime, &fattr->mtime, sizeof(inode->i_mtime));
- if (S_ISDIR(inode->i_mode))
- nfsi->cache_validity |= NFS_INO_INVALID_DATA;
+ memcpy(&inode->i_mtime, &fattr->mtime, sizeof(inode->i_mtime));
+ if (S_ISDIR(inode->i_mode))
+ nfsi->cache_validity |= NFS_INO_INVALID_DATA;
+ ret |= NFS_INO_INVALID_ATTR;
}
if ((fattr->valid & NFS_ATTR_FATTR_PRESIZE)
&& (fattr->valid & NFS_ATTR_FATTR_SIZE)
&& i_size_read(inode) == nfs_size_to_loff_t(fattr->pre_size)
- && nfsi->npages == 0)
- i_size_write(inode, nfs_size_to_loff_t(fattr->size));
+ && nfsi->npages == 0) {
+ i_size_write(inode, nfs_size_to_loff_t(fattr->size));
+ ret |= NFS_INO_INVALID_ATTR;
+ }
+ return ret;
}
/**
@@ -1223,7 +1231,7 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
| NFS_INO_REVAL_PAGECACHE);
/* Do atomic weak cache consistency updates */
- nfs_wcc_update_inode(inode, fattr);
+ invalid |= nfs_wcc_update_inode(inode, fattr);
/* More cache consistency checks */
if (fattr->valid & NFS_ATTR_FATTR_CHANGE) {
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index 4644f04b4b4..cf9fdbdabc6 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -133,8 +133,7 @@ extern void nfs_put_client(struct nfs_client *);
extern struct nfs_client *nfs4_find_client_no_ident(const struct sockaddr *);
extern struct nfs_client *nfs4_find_client_ident(int);
extern struct nfs_client *
-nfs4_find_client_sessionid(const struct sockaddr *, struct nfs4_sessionid *,
- int);
+nfs4_find_client_sessionid(const struct sockaddr *, struct nfs4_sessionid *);
extern struct nfs_server *nfs_create_server(
const struct nfs_parsed_mount_data *,
struct nfs_fh *);
diff --git a/fs/nfs/nfs3acl.c b/fs/nfs/nfs3acl.c
index 9f88c5f4c7e..27434277165 100644
--- a/fs/nfs/nfs3acl.c
+++ b/fs/nfs/nfs3acl.c
@@ -311,8 +311,8 @@ static int nfs3_proc_setacls(struct inode *inode, struct posix_acl *acl,
if (!nfs_server_capable(inode, NFS_CAP_ACLS))
goto out;
- /* We are doing this here, because XDR marshalling can only
- return -ENOMEM. */
+ /* We are doing this here because XDR marshalling does not
+ * return any results, it BUGs. */
status = -ENOSPC;
if (acl != NULL && acl->a_count > NFS_ACL_MAX_ENTRIES)
goto out;
diff --git a/fs/nfs/nfs3xdr.c b/fs/nfs/nfs3xdr.c
index 01c5e8b1941..183c6b123d0 100644
--- a/fs/nfs/nfs3xdr.c
+++ b/fs/nfs/nfs3xdr.c
@@ -1328,10 +1328,13 @@ static void nfs3_xdr_enc_setacl3args(struct rpc_rqst *req,
encode_nfs_fh3(xdr, NFS_FH(args->inode));
encode_uint32(xdr, args->mask);
+
+ base = req->rq_slen;
if (args->npages != 0)
xdr_write_pages(xdr, args->pages, 0, args->len);
+ else
+ xdr_reserve_space(xdr, NFS_ACL_INLINE_BUFSIZE);
- base = req->rq_slen;
error = nfsacl_encode(xdr->buf, base, args->inode,
(args->mask & NFS_ACL) ?
args->acl_access : NULL, 1, 0);
diff --git a/fs/nfs/nfs4filelayoutdev.c b/fs/nfs/nfs4filelayoutdev.c
index 51fe64ace55..f5c9b125e8c 100644
--- a/fs/nfs/nfs4filelayoutdev.c
+++ b/fs/nfs/nfs4filelayoutdev.c
@@ -214,7 +214,7 @@ decode_and_add_ds(__be32 **pp, struct inode *inode)
/* ipv6 length plus port is legal */
if (rlen > INET6_ADDRSTRLEN + 8) {
- dprintk("%s Invalid address, length %d\n", __func__,
+ dprintk("%s: Invalid address, length %d\n", __func__,
rlen);
goto out_err;
}
@@ -225,6 +225,11 @@ decode_and_add_ds(__be32 **pp, struct inode *inode)
/* replace the port dots with dashes for the in4_pton() delimiter*/
for (i = 0; i < 2; i++) {
char *res = strrchr(buf, '.');
+ if (!res) {
+ dprintk("%s: Failed finding expected dots in port\n",
+ __func__);
+ goto out_free;
+ }
*res = '-';
}
@@ -240,7 +245,7 @@ decode_and_add_ds(__be32 **pp, struct inode *inode)
port = htons((tmp[0] << 8) | (tmp[1]));
ds = nfs4_pnfs_ds_add(inode, ip_addr, port);
- dprintk("%s Decoded address and port %s\n", __func__, buf);
+ dprintk("%s: Decoded address and port %s\n", __func__, buf);
out_free:
kfree(buf);
out_err:
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 9d992b0346e..78936a8f40a 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -50,6 +50,7 @@
#include <linux/module.h>
#include <linux/sunrpc/bc_xprt.h>
#include <linux/xattr.h>
+#include <linux/utsname.h>
#include "nfs4_fs.h"
#include "delegation.h"
@@ -4572,27 +4573,16 @@ int nfs4_proc_exchange_id(struct nfs_client *clp, struct rpc_cred *cred)
*p = htonl((u32)clp->cl_boot_time.tv_nsec);
args.verifier = &verifier;
- while (1) {
- args.id_len = scnprintf(args.id, sizeof(args.id),
- "%s/%s %u",
- clp->cl_ipaddr,
- rpc_peeraddr2str(clp->cl_rpcclient,
- RPC_DISPLAY_ADDR),
- clp->cl_id_uniquifier);
-
- status = rpc_call_sync(clp->cl_rpcclient, &msg, 0);
-
- if (status != -NFS4ERR_CLID_INUSE)
- break;
-
- if (signalled())
- break;
-
- if (++clp->cl_id_uniquifier == 0)
- break;
- }
+ args.id_len = scnprintf(args.id, sizeof(args.id),
+ "%s/%s.%s/%u",
+ clp->cl_ipaddr,
+ init_utsname()->nodename,
+ init_utsname()->domainname,
+ clp->cl_rpcclient->cl_auth->au_flavor);
- status = nfs4_check_cl_exchange_flags(clp->cl_exchange_flags);
+ status = rpc_call_sync(clp->cl_rpcclient, &msg, 0);
+ if (!status)
+ status = nfs4_check_cl_exchange_flags(clp->cl_exchange_flags);
dprintk("<-- %s status= %d\n", __func__, status);
return status;
}
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 2336d532cf6..e6742b57a04 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -232,12 +232,6 @@ int nfs41_init_clientid(struct nfs_client *clp, struct rpc_cred *cred)
status = nfs4_proc_create_session(clp);
if (status != 0)
goto out;
- status = nfs4_set_callback_sessionid(clp);
- if (status != 0) {
- printk(KERN_WARNING "Sessionid not set. No callback service\n");
- nfs_callback_down(1);
- status = 0;
- }
nfs41_setup_state_renewal(clp);
nfs_mark_client_ready(clp, NFS_CS_READY);
out:
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 2ab8e5cb8f5..4e2c168b6ee 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -6086,11 +6086,11 @@ int nfs4_decode_dirent(struct xdr_stream *xdr, struct nfs_entry *entry,
__be32 *p = xdr_inline_decode(xdr, 4);
if (unlikely(!p))
goto out_overflow;
- if (!ntohl(*p++)) {
+ if (*p == xdr_zero) {
p = xdr_inline_decode(xdr, 4);
if (unlikely(!p))
goto out_overflow;
- if (!ntohl(*p++))
+ if (*p == xdr_zero)
return -EAGAIN;
entry->eof = 1;
return -EBADCOOKIE;
@@ -6101,7 +6101,7 @@ int nfs4_decode_dirent(struct xdr_stream *xdr, struct nfs_entry *entry,
goto out_overflow;
entry->prev_cookie = entry->cookie;
p = xdr_decode_hyper(p, &entry->cookie);
- entry->len = ntohl(*p++);
+ entry->len = be32_to_cpup(p);
p = xdr_inline_decode(xdr, entry->len);
if (unlikely(!p))
@@ -6132,9 +6132,6 @@ int nfs4_decode_dirent(struct xdr_stream *xdr, struct nfs_entry *entry,
if (entry->fattr->valid & NFS_ATTR_FATTR_TYPE)
entry->d_type = nfs_umode_to_dtype(entry->fattr->mode);
- if (verify_attr_len(xdr, p, len) < 0)
- goto out_overflow;
-
return 0;
out_overflow:
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index bc408976973..1b1bc1a0fb0 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -951,7 +951,7 @@ pnfs_put_deviceid_cache(struct nfs_client *clp)
{
struct pnfs_deviceid_cache *local = clp->cl_devid_cache;
- dprintk("--> %s cl_devid_cache %p\n", __func__, clp->cl_devid_cache);
+ dprintk("--> %s ({%d})\n", __func__, atomic_read(&local->dc_ref));
if (atomic_dec_and_lock(&local->dc_ref, &clp->cl_lock)) {
int i;
/* Verify cache is empty */
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 10d648ea128..c8278f4046c 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -932,7 +932,7 @@ out_bad:
while (!list_empty(&list)) {
data = list_entry(list.next, struct nfs_write_data, pages);
list_del(&data->pages);
- nfs_writedata_release(data);
+ nfs_writedata_free(data);
}
nfs_redirty_request(req);
return -ENOMEM;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-21 17:26:13 +0000