[SCTP]: Verify some mandatory parameters.

[powerpc.git] / net / sctp / sm_make_chunk.c

diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index ea0f8fa..0b1ddb1 100644 (file)
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -1775,7 +1775,9 @@ int sctp_verify_init(const struct sctp_association *asoc,
 
        /* Verify stream values are non-zero. */
        if ((0 == peer_init->init_hdr.num_outbound_streams) ||
-           (0 == peer_init->init_hdr.num_inbound_streams)) {
+           (0 == peer_init->init_hdr.num_inbound_streams) ||
+           (0 == peer_init->init_hdr.init_tag) ||
+           (SCTP_DEFAULT_MINWINDOW > ntohl(peer_init->init_hdr.a_rwnd))) {
 
                sctp_process_inv_mandatory(asoc, chunk, errp);
                return 0;