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authorArnaldo Carvalho de Melo <acme@mandriva.com>2006-03-20 17:20:23 -0800
committerDavid S. Miller <davem@davemloft.net>2006-03-20 17:20:23 -0800
commit411447019ab583c659600b0519db5658a2444f11 (patch)
tree3bf3e7c655c91097cead92c65334a4ebbb51906e
parent02bcf28c82c8e4b72c4b89bddbbb6fea1a646d07 (diff)
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[DCCP] CCID: Allow ccid_{init,exit} to be NULL
Testing if the ccid being instantiated has these methods in ccid_init(). Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/dccp/ccid.c5
-rw-r--r--net/dccp/ccids/ccid3.c11
2 files changed, 1 insertions, 15 deletions
diff --git a/net/dccp/ccid.c b/net/dccp/ccid.c
index 9d8fc0e289e..06b191a5740 100644
--- a/net/dccp/ccid.c
+++ b/net/dccp/ccid.c
@@ -59,9 +59,6 @@ int ccid_register(struct ccid *ccid)
{
int err;
- if (ccid->ccid_init == NULL)
- return -1;
-
ccids_write_lock();
err = -EEXIST;
if (ccids[ccid->ccid_id] == NULL) {
@@ -106,7 +103,7 @@ struct ccid *ccid_init(unsigned char id, struct sock *sk)
if (!try_module_get(ccid->ccid_owner))
goto out_err;
- if (ccid->ccid_init(sk) != 0)
+ if (ccid->ccid_init != NULL && ccid->ccid_init(sk) != 0)
goto out_module_put;
out:
ccids_read_unlock();
diff --git a/net/dccp/ccids/ccid3.c b/net/dccp/ccids/ccid3.c
index 35d1d347541..3c4779fa943 100644
--- a/net/dccp/ccids/ccid3.c
+++ b/net/dccp/ccids/ccid3.c
@@ -76,15 +76,6 @@ static struct dccp_tx_hist *ccid3_tx_hist;
static struct dccp_rx_hist *ccid3_rx_hist;
static struct dccp_li_hist *ccid3_li_hist;
-static int ccid3_init(struct sock *sk)
-{
- return 0;
-}
-
-static void ccid3_exit(struct sock *sk)
-{
-}
-
/* TFRC sender states */
enum ccid3_hc_tx_states {
TFRC_SSTATE_NO_SENT = 1,
@@ -1182,8 +1173,6 @@ static struct ccid ccid3 = {
.ccid_id = 3,
.ccid_name = "ccid3",
.ccid_owner = THIS_MODULE,
- .ccid_init = ccid3_init,
- .ccid_exit = ccid3_exit,
.ccid_hc_tx_init = ccid3_hc_tx_init,
.ccid_hc_tx_exit = ccid3_hc_tx_exit,
.ccid_hc_tx_send_packet = ccid3_hc_tx_send_packet,