This patch provides a way to enable/disable STREAM-RESET extension.
Signed-off-by: Wei Yongjun <yjwei@xxxxxxxxxxxxxx>
---
include/net/sctp/structs.h | 4 ++++
net/sctp/protocol.c | 3 +++
net/sctp/sysctl.c | 9 +++++++++
3 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 23f08fe..b92226b 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -222,6 +222,9 @@ extern struct sctp_globals {
/* Flag to indicate whether computing and verifying checksum
* is disabled. */
int checksum_disable;
+
+ /* Flag to idicate if STREAM-RESET is enabled */
+ int strrst_enable;
} sctp_globals;
#define sctp_rto_initial (sctp_globals.rto_initial)
@@ -257,6 +260,7 @@ extern struct sctp_globals {
#define sctp_prsctp_enable (sctp_globals.prsctp_enable)
#define sctp_auth_enable (sctp_globals.auth_enable)
#define sctp_checksum_disable (sctp_globals.checksum_disable)
+#define sctp_strrst_enable (sctp_globals.strrst_enable)
/* SCTP Socket type: UDP or TCP style. */
typedef enum {
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index cb198af..30a1410 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -1262,6 +1262,9 @@ SCTP_STATIC __init int sctp_init(void)
/* Disable AUTH by default. */
sctp_auth_enable = 0;
+ /* Disable STREAM-RESET by default. */
+ sctp_strrst_enable = 0;
+
sctp_sysctl_register();
INIT_LIST_HEAD(&sctp_address_families);
diff --git a/net/sctp/sysctl.c b/net/sctp/sysctl.c
index f58e994..f176812 100644
--- a/net/sctp/sysctl.c
+++ b/net/sctp/sysctl.c
@@ -272,6 +272,15 @@ static ctl_table sctp_table[] = {
.proc_handler = proc_dointvec,
.strategy = sysctl_intvec
},
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "strrst_enable",
+ .data = &sctp_strrst_enable,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec,
+ .strategy = sysctl_intvec
+ },
{ .ctl_name = 0 }
};
--
1.5.3.8
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