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authorChristoph Hellwig <hch@lst.de>2017-05-08 15:47:53 +0300
committerChristoph Hellwig <hch@lst.de>2017-05-15 18:42:10 +0300
commit1502c81b443d70f2e3009aef96428ffa94e2e29d (patch)
tree47e460b161eac2fac2dcf6d7142a4ec1f4dfe88e /fs/nfsd
parent0096d39b9632706ca65a759a7024aef6b7833c6d (diff)
downloadlinux-1502c81b443d70f2e3009aef96428ffa94e2e29d.tar.xz
nfsd: fix encoder callback prototypes
Declare the p_encode callbacks with the proper prototype instead of casting to kxdreproc_t and losing all type safety. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jeff Layton <jlayton@redhat.com>
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfs4callback.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index 0274db6e65d0..bede418237ee 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -468,7 +468,7 @@ static int decode_cb_sequence4res(struct xdr_stream *xdr,
* NB: Without this zero space reservation, callbacks over krb5p fail
*/
static void nfs4_xdr_enc_cb_null(struct rpc_rqst *req, struct xdr_stream *xdr,
- void *__unused)
+ const void *__unused)
{
xdr_reserve_space(xdr, 0);
}
@@ -477,8 +477,9 @@ static void nfs4_xdr_enc_cb_null(struct rpc_rqst *req, struct xdr_stream *xdr,
* 20.2. Operation 4: CB_RECALL - Recall a Delegation
*/
static void nfs4_xdr_enc_cb_recall(struct rpc_rqst *req, struct xdr_stream *xdr,
- const struct nfsd4_callback *cb)
+ const void *data)
{
+ const struct nfsd4_callback *cb = data;
const struct nfs4_delegation *dp = cb_to_delegation(cb);
struct nfs4_cb_compound_hdr hdr = {
.ident = cb->cb_clp->cl_cb_ident,
@@ -585,8 +586,9 @@ static void encode_cb_layout4args(struct xdr_stream *xdr,
static void nfs4_xdr_enc_cb_layout(struct rpc_rqst *req,
struct xdr_stream *xdr,
- const struct nfsd4_callback *cb)
+ const void *data)
{
+ const struct nfsd4_callback *cb = data;
const struct nfs4_layout_stateid *ls =
container_of(cb, struct nfs4_layout_stateid, ls_recall);
struct nfs4_cb_compound_hdr hdr = {
@@ -631,8 +633,9 @@ static void encode_stateowner(struct xdr_stream *xdr, struct nfs4_stateowner *so
static void nfs4_xdr_enc_cb_notify_lock(struct rpc_rqst *req,
struct xdr_stream *xdr,
- const struct nfsd4_callback *cb)
+ const void *data)
{
+ const struct nfsd4_callback *cb = data;
const struct nfsd4_blocked_lock *nbl =
container_of(cb, struct nfsd4_blocked_lock, nbl_cb);
struct nfs4_lockowner *lo = (struct nfs4_lockowner *)nbl->nbl_lock.fl_owner;
@@ -682,7 +685,7 @@ static int nfs4_xdr_dec_cb_notify_lock(struct rpc_rqst *rqstp,
#define PROC(proc, call, argtype, restype) \
[NFSPROC4_CLNT_##proc] = { \
.p_proc = NFSPROC4_CB_##call, \
- .p_encode = (kxdreproc_t)nfs4_xdr_enc_##argtype, \
+ .p_encode = nfs4_xdr_enc_##argtype, \
.p_decode = (kxdrdproc_t)nfs4_xdr_dec_##restype, \
.p_arglen = NFS4_enc_##argtype##_sz, \
.p_replen = NFS4_dec_##restype##_sz, \