eject the packet if data is NULL without doing anything else.

svn path=/trunk/; revision=53733

1 files changed, 5 insertions, 3 deletions

diff --git a/epan/dissectors/packet-bthci_acl.c b/epan/dissectors/packet-bthci_acl.c
index c48ea26ee2..6970cbe9c0 100644
--- a/epan/dissectors/packet-bthci_acl.c
+++ b/epan/dissectors/packet-bthci_acl.c
@@ -118,6 +118,11 @@ dissect_bthci_acl(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *dat
     localhost_bdaddr_entry_t *localhost_bdaddr_entry;
     localhost_name_entry_t   *localhost_name_entry;
 
+    /* Reject the packet if data is NULL */
+    if (data == NULL)
+        return 0;
+    hci_data = (hci_data_t *) data;
+
     ti = proto_tree_add_item(tree, proto_bthci_acl, tvb, offset, -1, ENC_NA);
     bthci_acl_tree = proto_item_add_subtree(ti, ett_bthci_acl);
 
@@ -136,9 +141,6 @@ dissect_bthci_acl(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *dat
 
     col_set_str(pinfo->cinfo, COL_PROTOCOL, "HCI_ACL");
 
-    hci_data = (hci_data_t *) data;
-    DISSECTOR_ASSERT(hci_data);
-
     flags   = tvb_get_letohs(tvb, offset);
     pb_flag = (flags & 0x3000) >> 12;
     proto_tree_add_item(bthci_acl_tree, hf_bthci_acl_chandle, tvb, offset, 2, ENC_LITTLE_ENDIAN);