nfsd4: check backchannel attributes on create_session

Make sure the client gives us an adequate backchannel. Signed-off-by: J. Bruce Fields <bfields@redhat.com>
2013-04-09 11:34:36 -04:00
parent 55c760cfc4
commit 06b332a522
4 changed files with 52 additions and 24 deletions
--- a/include/linux/sunrpc/msg_prot.h
+++ b/include/linux/sunrpc/msg_prot.h
@@ -138,6 +138,9 @@ typedef __be32	rpc_fraghdr;
 #define RPC_MAX_HEADER_WITH_AUTH \
 	(RPC_CALLHDRSIZE + 2*(2+RPC_MAX_AUTH_SIZE/4))

+#define RPC_MAX_REPHEADER_WITH_AUTH \
+	(RPC_REPHDRSIZE + (2 + RPC_MAX_AUTH_SIZE/4))
+
 /*
 * RFC1833/RFC3530 rpcbind (v3+) well-known netid's.
 */