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authorWei Yongjun <yjwei@cn.fujitsu.com>2007-08-27 11:19:24 +0800
committerVlad Yasevich <vladislav.yasevich@hp.com>2007-08-30 13:52:56 -0400
commitd99fa42963a5ae394cf1df9d5bb739eb378a189b (patch)
treecfbad786d1115135ce7fc61ffef83018feadaa5b /net/sctp/sm_sideeffect.c
parent00f1c2df2a1c4903f4daa1333bafeb6dcbc9591d (diff)
SCTP: Use net_ratelimit to suppress error messages print too fast
When multi bundling SHUTDOWN-ACK message is received in ESTAB state, this will cause "sctp protocol violation state" message print many times. If SHUTDOWN-ACK is bundled 300 times in one packet, message will be print 300 times. The same problem also exists when received unexpected HEARTBEAT-ACK message which is bundled message times. This patch used net_ratelimit() to suppress error messages print too fast. Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com> Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Diffstat (limited to 'net/sctp/sm_sideeffect.c')
-rw-r--r--net/sctp/sm_sideeffect.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index 1907318e70f..8d789008349 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -1013,8 +1013,9 @@ static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
break;
case SCTP_DISPOSITION_VIOLATION:
- printk(KERN_ERR "sctp protocol violation state %d "
- "chunkid %d\n", state, subtype.chunk);
+ if (net_ratelimit())
+ printk(KERN_ERR "sctp protocol violation state %d "
+ "chunkid %d\n", state, subtype.chunk);
break;
case SCTP_DISPOSITION_NOT_IMPL: