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sctp: avoid overwrite the return value of sctp_process_asconf_ack() 

The return value of sctp_process_asconf_ack() may be
overwritten while process parameters with no error.
This patch fixed the problem.

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
This commit is contained in:
Wei Yongjun 2009-06-16 14:47:30 +08:00 committed by Vlad Yasevich
parent 8a34e2f8ba
commit 425e0f6852
1 changed files with 3 additions and 6 deletions
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9
net/sctp/sm_make_chunk.c
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@ -3104,7 +3104,7 @@ done:
}
/* Process a asconf parameter that is successfully acked. */
static int sctp_asconf_param_success(struct sctp_association *asoc,
static void sctp_asconf_param_success(struct sctp_association *asoc,
sctp_addip_param_t *asconf_param)
{
struct sctp_af *af;
@ -3113,7 +3113,6 @@ static int sctp_asconf_param_success(struct sctp_association *asoc,
union sctp_addr_param *addr_param;
struct sctp_transport *transport;
struct sctp_sockaddr_entry *saddr;
int retval = 0;
addr_param = (union sctp_addr_param *)
((void *)asconf_param + sizeof(sctp_addip_param_t));
@ -3136,7 +3135,7 @@ static int sctp_asconf_param_success(struct sctp_association *asoc,
break;
case SCTP_PARAM_DEL_IP:
local_bh_disable();
retval = sctp_del_bind_addr(bp, &addr);
sctp_del_bind_addr(bp, &addr);
local_bh_enable();
list_for_each_entry(transport, &asoc->peer.transport_addr_list,
transports) {
@ -3148,8 +3147,6 @@ static int sctp_asconf_param_success(struct sctp_association *asoc,
default:
break;
}
return retval;
}
/* Get the corresponding ASCONF response error code from the ASCONF_ACK chunk
@ -3266,7 +3263,7 @@ int sctp_process_asconf_ack(struct sctp_association *asoc,
switch (err_code) {
case SCTP_ERROR_NO_ERROR:
retval = sctp_asconf_param_success(asoc, asconf_param);
sctp_asconf_param_success(asoc, asconf_param);
break;
case SCTP_ERROR_RSRC_LOW: