[ospfd/isisd] Switch to lib/ Fletcher checksum, fixing bug in isisd

[mirror_frr.git] / isisd / isis_pdu.c

diff --git a/isisd/isis_pdu.c b/isisd/isis_pdu.c
index 6fcc5ed5ec30cfbad12a17f8da1315054217423a..4311a9057f2507185b097bc95ab2200bee7599d8 100644 (file)
--- a/isisd/isis_pdu.c
+++ b/isisd/isis_pdu.c
@@ -32,6 +32,7 @@
 #include "hash.c"
 #include "prefix.h"
 #include "if.h"
+#include "checksum.h"
 
 #include "isisd/dict.h"
 #include "isisd/include-netbsd/iso.h"
@@ -1121,7 +1122,7 @@ dontcheckadj:
                  if (isis->debugs & DEBUG_UPDATE_PACKETS)
                    zlog_debug ("LSP LEN: %d",
                                ntohs (lsp->lsp_header->pdu_len));
-                 iso_csum_create (STREAM_DATA (lsp->pdu) + 12,
+                 fletcher_checksum (STREAM_DATA (lsp->pdu) + 12,
                                   ntohs (lsp->lsp_header->pdu_len) - 12, 12);
                  ISIS_FLAGS_SET_ALL (lsp->SRMflags);
                  if (isis->debugs & DEBUG_UPDATE_PACKETS)
@@ -1164,7 +1165,7 @@ dontcheckadj:
          /* 7.3.16.1  */
          lsp->lsp_header->seq_num = htonl (ntohl (hdr->seq_num) + 1);
 
-         iso_csum_create (STREAM_DATA (lsp->pdu) + 12,
+         fletcher_checksum (STREAM_DATA (lsp->pdu) + 12,
                           ntohs (lsp->lsp_header->pdu_len) - 12, 12);
 
          ISIS_FLAGS_SET_ALL (lsp->SRMflags);