X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;ds=sidebyside;f=net%2Fsctp%2Fauth.c;fp=net%2Fsctp%2Fauth.c;h=52db5f60daa03ef6f23f9c647129b7dda39e97a8;hb=d97240552cd98c4b07322f30f66fd9c3ba4171de;hp=1fcb4cf2f4c9bb67a3433bd6182fcaf7b1dd4884;hpb=328fc47ea0bcc27d9afa69c3ad6e52431cadd76c;p=safe%2Fjmp%2Flinux-2.6

diff --git a/net/sctp/auth.c b/net/sctp/auth.c
index 1fcb4cf..52db5f6 100644
--- a/net/sctp/auth.c
+++ b/net/sctp/auth.c
@@ -786,6 +786,9 @@ int sctp_auth_ep_set_hmacs(struct sctp_endpoint *ep,
 	for (i = 0; i < hmacs->shmac_num_idents; i++) {
 		id = hmacs->shmac_idents[i];
 
+		if (id > SCTP_AUTH_HMAC_ID_MAX)
+			return -EOPNOTSUPP;
+
 		if (SCTP_AUTH_HMAC_ID_SHA1 == id)
 			has_sha1 = 1;