[PATCH] kNFSd: exp_getclient, now just a small wrapper, goes in favour of auth_unix_lookup

fs/nfsd/export.c

@@ -557,19 +557,6 @@ exp_pseudoroot(struct auth_domain *clp, struct svc_fh *fhp)
 	return fh_compose(fhp, exp, exp->ex_dentry, NULL);
 }
 
-/*
- * Find a valid client given an inet address. We always move the most
- * recently used client to the front of the hash chain to speed up
- * future lookups.
- * Locking against other processes is the responsibility of the caller.
- */
-svc_client *
-exp_getclient(struct sockaddr_in *sin)
-{
-	return auth_unix_lookup(sin->sin_addr);
-}
-
-
 /* Iterator */
 
 static void *e_start(struct seq_file *m, loff_t *pos)

fs/nfsd/nfsctl.c

@@ -246,7 +246,7 @@ static ssize_t write_getfs(struct file *file, const char *buf, size_t size)
 		return -ENOMEM;
 	memset(res, 0, sizeof(struct knfsd_fh));
 	exp_readlock();
-	if (!(clp = exp_getclient(sin)))
+	if (!(clp = auth_unix_lookup(sin->sin_addr)))
 		err = -EPERM;
 	else {
 		err = exp_rootfh(clp, data.gd_path, res, data.gd_maxlen);
@@ -293,7 +293,7 @@ static ssize_t write_getfd(struct file *file, const char *buf, size_t size)
 		return -ENOMEM;
 	sin = (struct sockaddr_in *)&data.gd_addr;
 	exp_readlock();
-	if (!(clp = exp_getclient(sin)))
+	if (!(clp = auth_unix_lookup(sin->sin_addr)))
 		err = -EPERM;
 	else {
 		err = exp_rootfh(clp, data.gd_path, &fh, NFS_FHSIZE);

include/linux/nfsd/export.h

@@ -85,7 +85,6 @@ void			nfsd_export_init(void);
 void			nfsd_export_shutdown(void);
 void			exp_readlock(void);
 void			exp_readunlock(void);
-struct auth_domain *	exp_getclient(struct sockaddr_in *sin);
 struct svc_expkey *	exp_find_key(struct auth_domain *clp, 
 				     int fsid_type, u32 *fsidv);
 struct svc_export *	exp_get_by_name(struct auth_domain *clp,