===== net/bluetooth/af_bluetooth.c 1.40 vs edited =====
--- 1.40/net/bluetooth/af_bluetooth.c	2005-03-18 15:07:22 +01:00
+++ edited/net/bluetooth/af_bluetooth.c	2005-03-24 19:42:16 +01:00
@@ -62,7 +62,7 @@
 
 int bt_sock_register(int proto, struct net_proto_family *ops)
 {
-	if (proto >= BT_MAX_PROTO)
+	if (proto < 0 || proto >= BT_MAX_PROTO)
 		return -EINVAL;
 
 	if (bt_proto[proto])
@@ -75,7 +75,7 @@
 
 int bt_sock_unregister(int proto)
 {
-	if (proto >= BT_MAX_PROTO)
+	if (proto < 0 || proto >= BT_MAX_PROTO)
 		return -EINVAL;
 
 	if (!bt_proto[proto])
@@ -90,7 +90,7 @@
 {
 	int err = 0;
 
-	if (proto >= BT_MAX_PROTO)
+	if (proto < 0 || proto >= BT_MAX_PROTO)
 		return -EINVAL;
 
 #if defined(CONFIG_KMOD)