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From: Christoph Hellwig <hch@lst.de>
To: Trond Myklebust <trond.myklebust@primarydata.com>,
	Anna Schumaker <anna.schumaker@netapp.com>,
	"J. Bruce Fields" <bfields@fieldses.org>,
	Jeff Layton <jlayton@poochiereds.net>
Cc: linux-nfs@vger.kernel.org
Subject: [PATCH 05/32] nfsd: fix encoder callback prototypes
Date: Tue,  9 May 2017 11:19:43 +0200	[thread overview]
Message-ID: <20170509092010.30752-6-hch@lst.de> (raw)
In-Reply-To: <20170509092010.30752-1-hch@lst.de>

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>
---
 fs/nfsd/nfs4callback.c | 13 ++++++++-----
 1 file 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,				\
-- 
2.11.0


  parent reply	other threads:[~2017-05-09  9:20 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-09  9:19 RFC: remove function pointer casts and constify function tables Christoph Hellwig
2017-05-09  9:19 ` [PATCH 01/32] sunrpc: properly type argument to kxdreproc_t Christoph Hellwig
2017-05-09  9:19 ` [PATCH 02/32] sunrpc: fix encoder callback prototypes Christoph Hellwig
2017-05-09  9:43   ` Mkrtchyan, Tigran
2017-05-09 13:11     ` Christoph Hellwig
2017-05-09 13:30       ` Jeff Layton
2017-05-09 14:17         ` J. Bruce Fields
2017-05-10 18:38           ` J. Bruce Fields
2017-05-09 12:28   ` Trond Myklebust
2017-05-09  9:19 ` [PATCH 03/32] lockd: " Christoph Hellwig
2017-05-09 12:29   ` Trond Myklebust
2017-05-09  9:19 ` [PATCH 04/32] nfs: " Christoph Hellwig
2017-05-09 12:30   ` Trond Myklebust
2017-05-09  9:19 ` Christoph Hellwig [this message]
2017-05-09  9:19 ` [PATCH 06/32] sunrpc/auth_gss: nfsd: " Christoph Hellwig
2017-05-09 12:32   ` Trond Myklebust
2017-05-09  9:19 ` [PATCH 07/32] sunrpc: properly type argument to kxdrdproc_t Christoph Hellwig
2017-05-09 12:34   ` Trond Myklebust
2017-05-09  9:19 ` [PATCH 08/32] sunrpc: fix decoder callback prototypes Christoph Hellwig
2017-05-09  9:19 ` [PATCH 09/32] sunrpc/auth_gss: " Christoph Hellwig
2017-05-09 12:35   ` Trond Myklebust
2017-05-09  9:19 ` [PATCH 10/32] nfsd: " Christoph Hellwig
2017-05-09  9:19 ` [PATCH 11/32] lockd: " Christoph Hellwig
2017-05-09 12:36   ` Trond Myklebust
2017-05-09  9:19 ` [PATCH 12/32] nfs: " Christoph Hellwig
2017-05-09 12:37   ` Trond Myklebust
2017-05-09  9:19 ` [PATCH 13/32] nfs: don't cast callback decode/proc/encode routines Christoph Hellwig
2017-05-09 12:38   ` Trond Myklebust
2017-05-09  9:19 ` [PATCH 14/32] RFC: sunrpc: remove p_count Christoph Hellwig
2017-05-09 12:41   ` Trond Myklebust
2017-05-09  9:19 ` [PATCH 15/32] sunrpc: mark all struct rpc_procinfo instances as const Christoph Hellwig
2017-05-09 12:42   ` Trond Myklebust
2017-05-09  9:19 ` [PATCH 16/32] lockd: fix some weird indentation Christoph Hellwig
2017-05-09 12:43   ` Trond Myklebust
2017-05-09  9:19 ` [PATCH 17/32] nfsd4: const-ify nfs_cb_version4 Christoph Hellwig
2017-05-09  9:19 ` [PATCH 18/32] nfsd: use named initializers in PROC() Christoph Hellwig
2017-05-09  9:19 ` [PATCH 19/32] nfsd: remove the unused PROC() macro in nfs3proc.c Christoph Hellwig
2017-05-09  9:19 ` [PATCH 20/32] sunrpc: properly type pc_func callbacks Christoph Hellwig
2017-05-09  9:19 ` [PATCH 21/32] sunrpc: properly type pc_release callbacks Christoph Hellwig
2017-05-09  9:20 ` [PATCH 22/32] sunrpc: properly type pc_decode callbacks Christoph Hellwig
2017-05-09  9:20 ` [PATCH 23/32] sunrpc: properly type pc_encode callbacks Christoph Hellwig
2017-05-09 12:10   ` Trond Myklebust
2017-05-09  9:20 ` [PATCH 24/32] sunrpc: remove kxdrproc_t Christoph Hellwig
2017-05-09  9:20 ` [PATCH 25/32] nfsd4: properly type op_set_currentstateid callbacks Christoph Hellwig
2017-05-09  9:20 ` [PATCH 26/32] nfsd4: properly type op_get_currentstateid callbacks Christoph Hellwig
2017-05-09  9:20 ` [PATCH 27/32] nfsd4: remove nfsd4op_rsize Christoph Hellwig
2017-05-09  9:20 ` [PATCH 28/32] nfsd4: properly type op_func callbacks Christoph Hellwig
2017-05-09  9:20 ` [PATCH 29/32] RFC: sunrpc: remove pc_count Christoph Hellwig
2017-05-09 12:16   ` Trond Myklebust
2017-05-09 13:43     ` Chuck Lever
2017-05-09 17:35   ` Jeff Layton
2017-05-09  9:20 ` [PATCH 30/32] sunrpc: mark all struct svc_procinfo instances as const Christoph Hellwig
2017-05-09  9:20 ` [PATCH 31/32] sunrpc: mark all struct svc_version " Christoph Hellwig
2017-05-09 12:11   ` Trond Myklebust
2017-05-09  9:20 ` [PATCH 32/32] nfsd4: const-ify nfsd4_ops Christoph Hellwig

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