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-rw-r--r--plugins/ethercat/packet-ethercat-datagram.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/plugins/ethercat/packet-ethercat-datagram.c b/plugins/ethercat/packet-ethercat-datagram.c
index 2c55934a24..db945f3781 100644
--- a/plugins/ethercat/packet-ethercat-datagram.c
+++ b/plugins/ethercat/packet-ethercat-datagram.c
@@ -806,7 +806,7 @@ static void dissect_ecat_datagram(tvbuff_t *tvb, packet_info *pinfo, proto_tree
{
const guint MBoxLength = mbox.Length + 6 /* MBOX header length */;
- next_tvb = tvb_new_subset(tvb, suboffset, MBoxLength, MBoxLength);
+ next_tvb = tvb_new_subset_length(tvb, suboffset, MBoxLength);
call_dissector(ecat_mailbox_handle, next_tvb, pinfo, ecat_datagram_tree);
if( tree )