X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/a276494fb7b8c8181cfdfca5bcf91a6c576885ce..d2777156522f139a858bd6b5b51e364826bc95a7:/print-sflow.c

diff --git a/print-sflow.c b/print-sflow.c
index 71ca2663..530219e1 100644
--- a/print-sflow.c
+++ b/print-sflow.c
@@ -876,6 +876,7 @@ sflow_print(netdissect_options *ndo,
                len);
 
         /* skip Common header */
+        ND_LCHECK_ZU(tlen, sizeof(struct sflow_datagram_t));
         tptr += sizeof(struct sflow_datagram_t);
         tlen -= sizeof(struct sflow_datagram_t);
     } else {
@@ -891,6 +892,7 @@ sflow_print(netdissect_options *ndo,
                len);
 
         /* skip Common header */
+        ND_LCHECK_ZU(tlen, sizeof(struct sflow_v6_datagram_t));
         tptr += sizeof(struct sflow_v6_datagram_t);
         tlen -= sizeof(struct sflow_v6_datagram_t);
     }