netdev - [PATCH 1/2] sctp: fix auth_hmacs field's length of struct sctp

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Message-ID: <4D959D2E.40605@cn.fujitsu.com>
Date:	Fri, 01 Apr 2011 17:38:54 +0800
From:	Wei Yongjun <yjwei@...fujitsu.com>
To:	David Miller <davem@...emloft.net>,
	Vlad Yasevich <vladislav.yasevich@...com>
CC:	lksctp <linux-sctp@...r.kernel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: [PATCH 1/2] sctp: fix auth_hmacs field's length of struct sctp_cookie

auth_hmacs field of struct sctp_cookie is used for store
Requested HMAC Algorithm Parameter, and each HMAC Identifier
is 2 bytes, so the length should be:
  SCTP_AUTH_NUM_HMACS * sizeof(__u16) + 2

Signed-off-by: Wei Yongjun <yjwei@...fujitsu.com>
---
 include/net/sctp/structs.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index cc9185c..0f6e60a 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -422,7 +422,7 @@ struct sctp_cookie {
 	__u32 adaptation_ind;
 
 	__u8 auth_random[sizeof(sctp_paramhdr_t) + SCTP_AUTH_RANDOM_LENGTH];
-	__u8 auth_hmacs[SCTP_AUTH_NUM_HMACS + 2];
+	__u8 auth_hmacs[SCTP_AUTH_NUM_HMACS * sizeof(__u16) + 2];
 	__u8 auth_chunks[sizeof(sctp_paramhdr_t) + SCTP_AUTH_MAX_CHUNKS];
 
 	/* This is a shim for my peer's INIT packet, followed by
-- 
1.6.5.2


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