Commit 8ca84481 authored by Al Viro's avatar Al Viro Committed by David S. Miller
Browse files

[SCTP]: sctp_unpack_cookie() fix 



sizeof(pointer) != sizeof(array)...

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 65fd28f7

net/sctp/sm_make_chunk.c

+2 −2
Original line number Diff line number Diff line
@@ -1402,14 +1402,14 @@ struct sctp_association *sctp_unpack_cookie( 
	sg.length = bodysize;

	key = (char *)ep->secret_key[ep->current_key];



	memset(digest, 0x00, sizeof(digest));

	memset(digest, 0x00, SCTP_SIGNATURE_SIZE);

	sctp_crypto_hmac(sctp_sk(ep->base.sk)->hmac, key, &keylen, &sg,

			 1, digest);



	if (memcmp(digest, cookie->signature, SCTP_SIGNATURE_SIZE)) {

		/* Try the previous key. */

		key = (char *)ep->secret_key[ep->last_key];

		memset(digest, 0x00, sizeof(digest));

		memset(digest, 0x00, SCTP_SIGNATURE_SIZE);

		sctp_crypto_hmac(sctp_sk(ep->base.sk)->hmac, key, &keylen,

				 &sg, 1, digest);