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llc: Make llc_sap_action_t function pointer arrays const

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It's better when function pointer arrays aren't modifiable.

Net change:

$ size net/llc/built-in.o.*
   text	   data	    bss	    dec	    hex	filename
  61193	  12758	   1344	  75295	  1261f	net/llc/built-in.o.new
  47113	  27030	   1344	  75487	  126df	net/llc/built-in.o.old

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Joe Perches 2014-12-10 09:55:50 -08:00 committed by David S. Miller
parent 9b37306935
commit 22bbf5f3e4
3 changed files with 12 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/net/llc_s_st.h
View File

@ -19,7 +19,7 @@
struct llc_sap_state_trans {
llc_sap_ev_t ev;
u8 next_state;
llc_sap_action_t *ev_actions;
const llc_sap_action_t *ev_actions;
};
struct llc_sap_state {

20
net/llc/llc_s_st.c
View File

@ -29,7 +29,7 @@ static struct llc_sap_state_trans llc_sap_state_trans_end;
/* state LLC_SAP_STATE_INACTIVE transition for
* LLC_SAP_EV_ACTIVATION_REQ event
*/
static llc_sap_action_t llc_sap_inactive_state_actions_1[] = {
static const llc_sap_action_t llc_sap_inactive_state_actions_1[] = {
[0] = llc_sap_action_report_status,
[1] = NULL,
};
@ -47,7 +47,7 @@ static struct llc_sap_state_trans *llc_sap_inactive_state_transitions[] = {
};
/* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_RX_UI event */
static llc_sap_action_t llc_sap_active_state_actions_1[] = {
static const llc_sap_action_t llc_sap_active_state_actions_1[] = {
[0] = llc_sap_action_unitdata_ind,
[1] = NULL,
};
@ -59,7 +59,7 @@ static struct llc_sap_state_trans llc_sap_active_state_trans_1 = {
};
/* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_UNITDATA_REQ event */
static llc_sap_action_t llc_sap_active_state_actions_2[] = {
static const llc_sap_action_t llc_sap_active_state_actions_2[] = {
[0] = llc_sap_action_send_ui,
[1] = NULL,
};
@ -71,7 +71,7 @@ static struct llc_sap_state_trans llc_sap_active_state_trans_2 = {
};
/* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_XID_REQ event */
static llc_sap_action_t llc_sap_active_state_actions_3[] = {
static const llc_sap_action_t llc_sap_active_state_actions_3[] = {
[0] = llc_sap_action_send_xid_c,
[1] = NULL,
};
@ -83,7 +83,7 @@ static struct llc_sap_state_trans llc_sap_active_state_trans_3 = {
};
/* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_RX_XID_C event */
static llc_sap_action_t llc_sap_active_state_actions_4[] = {
static const llc_sap_action_t llc_sap_active_state_actions_4[] = {
[0] = llc_sap_action_send_xid_r,
[1] = NULL,
};
@ -95,7 +95,7 @@ static struct llc_sap_state_trans llc_sap_active_state_trans_4 = {
};
/* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_RX_XID_R event */
static llc_sap_action_t llc_sap_active_state_actions_5[] = {
static const llc_sap_action_t llc_sap_active_state_actions_5[] = {
[0] = llc_sap_action_xid_ind,
[1] = NULL,
};
@ -107,7 +107,7 @@ static struct llc_sap_state_trans llc_sap_active_state_trans_5 = {
};
/* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_TEST_REQ event */
static llc_sap_action_t llc_sap_active_state_actions_6[] = {
static const llc_sap_action_t llc_sap_active_state_actions_6[] = {
[0] = llc_sap_action_send_test_c,
[1] = NULL,
};
@ -119,7 +119,7 @@ static struct llc_sap_state_trans llc_sap_active_state_trans_6 = {
};
/* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_RX_TEST_C event */
static llc_sap_action_t llc_sap_active_state_actions_7[] = {
static const llc_sap_action_t llc_sap_active_state_actions_7[] = {
[0] = llc_sap_action_send_test_r,
[1] = NULL,
};
@ -131,7 +131,7 @@ static struct llc_sap_state_trans llc_sap_active_state_trans_7 = {
};
/* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_RX_TEST_R event */
static llc_sap_action_t llc_sap_active_state_actions_8[] = {
static const llc_sap_action_t llc_sap_active_state_actions_8[] = {
[0] = llc_sap_action_test_ind,
[1] = NULL,
};
@ -145,7 +145,7 @@ static struct llc_sap_state_trans llc_sap_active_state_trans_8 = {
/* state LLC_SAP_STATE_ACTIVE transition for
* LLC_SAP_EV_DEACTIVATION_REQ event
*/
static llc_sap_action_t llc_sap_active_state_actions_9[] = {
static const llc_sap_action_t llc_sap_active_state_actions_9[] = {
[0] = llc_sap_action_report_status,
[1] = NULL,
};

2
net/llc/llc_sap.c
View File

@ -146,7 +146,7 @@ static int llc_exec_sap_trans_actions(struct llc_sap *sap,
struct sk_buff *skb)
{
int rc = 0;
llc_sap_action_t *next_action = trans->ev_actions;
const llc_sap_action_t *next_action = trans->ev_actions;
for (; next_action && *next_action; next_action++)
if ((*next_action)(sap, skb))