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Commit 4fb019a0 authored by Stephen Hemminger's avatar Stephen Hemminger Committed by David S. Miller
Browse files

net: force bridge module(s) to be GPL 



The only valid usage for the bridge frame hooks are by a
GPL components (such as the bridge module).
The kernel should not leave a crack in the door for proprietary
networking stacks to slip in.

Signed-off-by: default avatarStephen Hemminger <shemminger@vyatta.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ffcfb8db

net/core/dev.c

+2 −2
Original line number Diff line number Diff line
@@ -2116,7 +2116,7 @@ static inline int deliver_skb(struct sk_buff *skb, 
/* This hook is defined here for ATM LANE */

int (*br_fdb_test_addr_hook)(struct net_device *dev,

			     unsigned char *addr) __read_mostly;

EXPORT_SYMBOL(br_fdb_test_addr_hook);

EXPORT_SYMBOL_GPL(br_fdb_test_addr_hook);

#endif



/*
@@ -2125,7 +2125,7 @@ EXPORT_SYMBOL(br_fdb_test_addr_hook); 
 */

struct sk_buff *(*br_handle_frame_hook)(struct net_bridge_port *p,

					struct sk_buff *skb) __read_mostly;

EXPORT_SYMBOL(br_handle_frame_hook);

EXPORT_SYMBOL_GPL(br_handle_frame_hook);



static inline struct sk_buff *handle_bridge(struct sk_buff *skb,

					    struct packet_type **pt_prev, int *ret,