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2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb

 kernel/fs/nfsd/nfs3acl.c
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@@ -13,15 +13,13 @@
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 #include "xdr3.h"
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 #include "vfs.h"
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-#define RETURN_STATUS(st)	{ resp->status = (st); return (st); }
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-
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 /*
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  * NULL call.
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  */
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 static __be32
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 nfsd3_proc_null(struct svc_rqst *rqstp)
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 {
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-	return nfs_ok;
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+	return rpc_success;
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 }
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 /*
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@@ -34,17 +32,18 @@
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 	struct posix_acl *acl;
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 	struct inode *inode;
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 	svc_fh *fh;
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-	__be32 nfserr = 0;
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 	fh = fh_copy(&resp->fh, &argp->fh);
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-	nfserr = fh_verify(rqstp, &resp->fh, 0, NFSD_MAY_NOP);
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-	if (nfserr)
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-		RETURN_STATUS(nfserr);
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+	resp->status = fh_verify(rqstp, &resp->fh, 0, NFSD_MAY_NOP);
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+	if (resp->status != nfs_ok)
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+		goto out;
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 	inode = d_inode(fh->fh_dentry);
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-	if (argp->mask & ~NFS_ACL_MASK)
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-		RETURN_STATUS(nfserr_inval);
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+	if (argp->mask & ~NFS_ACL_MASK) {
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+		resp->status = nfserr_inval;
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+		goto out;
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+	}
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 	resp->mask = argp->mask;
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 	if (resp->mask & (NFS_ACL|NFS_ACLCNT)) {
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@@ -54,7 +53,7 @@
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 			acl = posix_acl_from_mode(inode->i_mode, GFP_KERNEL);
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 		}
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 		if (IS_ERR(acl)) {
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-			nfserr = nfserrno(PTR_ERR(acl));
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+			resp->status = nfserrno(PTR_ERR(acl));
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 			goto fail;
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 		}
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 		resp->acl_access = acl;
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@@ -64,19 +63,20 @@
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 		   of a non-directory! */
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 		acl = get_acl(inode, ACL_TYPE_DEFAULT);
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 		if (IS_ERR(acl)) {
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-			nfserr = nfserrno(PTR_ERR(acl));
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+			resp->status = nfserrno(PTR_ERR(acl));
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 			goto fail;
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 		}
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 		resp->acl_default = acl;
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 	}
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 	/* resp->acl_{access,default} are released in nfs3svc_release_getacl. */
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-	RETURN_STATUS(0);
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+out:
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+	return rpc_success;
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 fail:
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 	posix_acl_release(resp->acl_access);
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 	posix_acl_release(resp->acl_default);
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-	RETURN_STATUS(nfserr);
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+	goto out;
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 }
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 /*
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@@ -88,12 +88,11 @@
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 	struct nfsd3_attrstat *resp = rqstp->rq_resp;
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 	struct inode *inode;
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 	svc_fh *fh;
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-	__be32 nfserr = 0;
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 	int error;
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 	fh = fh_copy(&resp->fh, &argp->fh);
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-	nfserr = fh_verify(rqstp, &resp->fh, 0, NFSD_MAY_SATTR);
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-	if (nfserr)
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+	resp->status = fh_verify(rqstp, &resp->fh, 0, NFSD_MAY_SATTR);
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+	if (resp->status != nfs_ok)
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 		goto out;
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 	inode = d_inode(fh->fh_dentry);
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@@ -113,13 +112,13 @@
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 	fh_unlock(fh);
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 	fh_drop_write(fh);
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 out_errno:
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-	nfserr = nfserrno(error);
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+	resp->status = nfserrno(error);
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 out:
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 	/* argp->acl_{access,default} may have been allocated in
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 	   nfs3svc_decode_setaclargs. */
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 	posix_acl_release(argp->acl_access);
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 	posix_acl_release(argp->acl_default);
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-	RETURN_STATUS(nfserr);
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+	return rpc_success;
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 }
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123
 
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 /*
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@@ -174,6 +173,7 @@
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 	struct nfsd3_getaclres *resp = rqstp->rq_resp;
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 	struct dentry *dentry = resp->fh.fh_dentry;
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175
 
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+	*p++ = resp->status;
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 	p = nfs3svc_encode_post_op_attr(rqstp, p, &resp->fh);
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 	if (resp->status == 0 && dentry && d_really_is_positive(dentry)) {
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 		struct inode *inode = d_inode(dentry);
..
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@@ -218,8 +218,8 @@
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 {
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 	struct nfsd3_attrstat *resp = rqstp->rq_resp;
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220
 
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+	*p++ = resp->status;
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 	p = nfs3svc_encode_post_op_attr(rqstp, p, &resp->fh);
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-
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 	return xdr_ressize_check(rqstp, p);
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 }
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225
 
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@@ -235,33 +235,43 @@
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 	posix_acl_release(resp->acl_default);
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236
 }
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237
 
238
-#define nfs3svc_decode_voidargs		NULL
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-#define nfs3svc_release_void		NULL
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-#define nfsd3_setaclres			nfsd3_attrstat
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-#define nfsd3_voidres			nfsd3_voidargs
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 struct nfsd3_voidargs { int dummy; };
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-
244
-#define PROC(name, argt, rest, relt, cache, respsize)			\
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-{									\
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-	.pc_func	= nfsd3_proc_##name,				\
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-	.pc_decode	= nfs3svc_decode_##argt##args,			\
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-	.pc_encode	= nfs3svc_encode_##rest##res,			\
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-	.pc_release	= nfs3svc_release_##relt,			\
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-	.pc_argsize	= sizeof(struct nfsd3_##argt##args),		\
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-	.pc_ressize	= sizeof(struct nfsd3_##rest##res),		\
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-	.pc_cachetype	= cache,					\
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-	.pc_xdrressize	= respsize,					\
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-}
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239
 
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 #define ST 1		/* status*/
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 #define AT 21		/* attributes */
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 #define pAT (1+AT)	/* post attributes - conditional */
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 #define ACL (1+NFS_ACL_MAX_ENTRIES*3)  /* Access Control List */
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244
 
261
-static const struct svc_procedure nfsd_acl_procedures3[] = {
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-  PROC(null,	void,		void,		void,	  RC_NOCACHE, ST),
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-  PROC(getacl,	getacl,		getacl,		getacl,	  RC_NOCACHE, ST+1+2*(1+ACL)),
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-  PROC(setacl,	setacl,		setacl,		fhandle,  RC_NOCACHE, ST+pAT),
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+static const struct svc_procedure nfsd_acl_procedures3[3] = {
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+	[ACLPROC3_NULL] = {
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+		.pc_func = nfsd3_proc_null,
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+		.pc_decode = nfs3svc_decode_voidarg,
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+		.pc_encode = nfs3svc_encode_voidres,
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+		.pc_argsize = sizeof(struct nfsd3_voidargs),
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+		.pc_ressize = sizeof(struct nfsd3_voidargs),
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+		.pc_cachetype = RC_NOCACHE,
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+		.pc_xdrressize = ST,
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+	},
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+	[ACLPROC3_GETACL] = {
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+		.pc_func = nfsd3_proc_getacl,
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+		.pc_decode = nfs3svc_decode_getaclargs,
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+		.pc_encode = nfs3svc_encode_getaclres,
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+		.pc_release = nfs3svc_release_getacl,
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+		.pc_argsize = sizeof(struct nfsd3_getaclargs),
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+		.pc_ressize = sizeof(struct nfsd3_getaclres),
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+		.pc_cachetype = RC_NOCACHE,
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+		.pc_xdrressize = ST+1+2*(1+ACL),
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+	},
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+	[ACLPROC3_SETACL] = {
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+		.pc_func = nfsd3_proc_setacl,
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+		.pc_decode = nfs3svc_decode_setaclargs,
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+		.pc_encode = nfs3svc_encode_setaclres,
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+		.pc_release = nfs3svc_release_fhandle,
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+		.pc_argsize = sizeof(struct nfsd3_setaclargs),
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+		.pc_ressize = sizeof(struct nfsd3_attrstat),
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+		.pc_cachetype = RC_NOCACHE,
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+		.pc_xdrressize = ST+pAT,
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+	},
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 };
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 static unsigned int nfsd_acl_count3[ARRAY_SIZE(nfsd_acl_procedures3)];