Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: crypto: talitos - Avoid consecutive packets going out with same IV
kishon · Sep 15, 2008 · bc45eb8 · bc45eb8
2 parents 2123870 + ba95487
commit bc45eb8
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
@@ -1157,6 +1157,8 @@ static int aead_authenc_givencrypt(
 	edesc->desc.hdr = ctx->desc_hdr_template | DESC_HDR_MODE0_ENCRYPT;
 
 	memcpy(req->giv, ctx->iv, crypto_aead_ivsize(authenc));
+	/* avoid consecutive packets going out with same IV */
+	*(__be64 *)req->giv ^= cpu_to_be64(req->seq);
 
 	return ipsec_esp(edesc, areq, req->giv, req->seq,
 			 ipsec_esp_encrypt_done);
@@ -1449,6 +1451,8 @@ static int talitos_probe(struct of_device *ofdev,
 
 	priv->ofdev = ofdev;
 
+	INIT_LIST_HEAD(&priv->alg_list);
+
 	tasklet_init(&priv->done_task, talitos_done, (unsigned long)dev);
 	tasklet_init(&priv->error_task, talitos_error, (unsigned long)dev);
 
@@ -1575,8 +1579,6 @@ static int talitos_probe(struct of_device *ofdev,
 	}
 
 	/* register crypto algorithms the device supports */
-	INIT_LIST_HEAD(&priv->alg_list);
-
 	for (i = 0; i < ARRAY_SIZE(driver_algs); i++) {
 		if (hw_supports(dev, driver_algs[i].desc_hdr_template)) {
 			struct talitos_crypto_alg *t_alg;