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-rw-r--r--fs/lockd/xdr4.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/fs/lockd/xdr4.c b/fs/lockd/xdr4.c
index a782405..7c8b679 100644
--- a/fs/lockd/xdr4.c
+++ b/fs/lockd/xdr4.c
@@ -516,17 +516,24 @@ nlm4clt_decode_res(struct rpc_rqst *req, __be32 *p, struct nlm_res *resp)
return 0;
}
+#if (NLMCLNT_OHSIZE > XDR_MAX_NETOBJ)
+# error "NLM host name cannot be larger than XDR_MAX_NETOBJ!"
+#endif
+
+#if (NLMCLNT_OHSIZE > NLM_MAXSTRLEN)
+# error "NLM host name cannot be larger than NLM's maximum string length!"
+#endif
+
/*
* Buffer requirements for NLM
*/
#define NLM4_void_sz 0
#define NLM4_cookie_sz 1+XDR_QUADLEN(NLM_MAXCOOKIELEN)
-#define NLM4_caller_sz 1+XDR_QUADLEN(NLM_MAXSTRLEN)
-#define NLM4_netobj_sz 1+XDR_QUADLEN(XDR_MAX_NETOBJ)
-/* #define NLM4_owner_sz 1+XDR_QUADLEN(NLM4_MAXOWNER) */
+#define NLM4_caller_sz 1+XDR_QUADLEN(NLMCLNT_OHSIZE)
+#define NLM4_owner_sz 1+XDR_QUADLEN(NLMCLNT_OHSIZE)
#define NLM4_fhandle_sz 1+XDR_QUADLEN(NFS3_FHSIZE)
-#define NLM4_lock_sz 5+NLM4_caller_sz+NLM4_netobj_sz+NLM4_fhandle_sz
-#define NLM4_holder_sz 6+NLM4_netobj_sz
+#define NLM4_lock_sz 5+NLM4_caller_sz+NLM4_owner_sz+NLM4_fhandle_sz
+#define NLM4_holder_sz 6+NLM4_owner_sz
#define NLM4_testargs_sz NLM4_cookie_sz+1+NLM4_lock_sz
#define NLM4_lockargs_sz NLM4_cookie_sz+4+NLM4_lock_sz
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