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authorHerbert Xu <herbert@gondor.apana.org.au>2008-04-29 09:57:01 -0400
committerHerbert Xu <herbert@gondor.apana.org.au>2008-05-01 06:22:28 -0400
commit46f8153cc59384eb09a426d044668d4801f818ce (patch)
tree1d7455db8ebdc14ad049f0fc7e006a61d79b503a /crypto/eseqiv.c
parent8ec970d8561abb5645d4602433b772e268c96d05 (diff)
[CRYPTO] eseqiv: Fix off-by-one encryption
After attaching the IV to the head during encryption, eseqiv does not increase the encryption length by that amount. As such the last block of the actual plain text will be left unencrypted. Fortunately the only user of this code hifn currently crashes so this shouldn't affect anyone :) Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/eseqiv.c')
-rw-r--r--crypto/eseqiv.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/crypto/eseqiv.c b/crypto/eseqiv.c
index b14f14e314b..881d3091043 100644
--- a/crypto/eseqiv.c
+++ b/crypto/eseqiv.c
@@ -136,7 +136,8 @@ static int eseqiv_givencrypt(struct skcipher_givcrypt_request *req)
136 } 136 }
137 137
138 ablkcipher_request_set_crypt(subreq, reqctx->src, dst, 138 ablkcipher_request_set_crypt(subreq, reqctx->src, dst,
139 req->creq.nbytes, req->creq.info); 139 req->creq.nbytes + ivsize,
140 req->creq.info);
140 141
141 memcpy(req->creq.info, ctx->salt, ivsize); 142 memcpy(req->creq.info, ctx->salt, ivsize);
142 143