Installing NULL encryption IPSec SAs works using the .compat name
"cipher_null", but fails with the .name "ecp(cipher_null)" due the
missing check in key length verification.
Signed-off-by: Martin Willi <martin@strongswan.org>
--- a/net/xfrm/xfrm_user.c 2008-05-21 11:34:56.000000000 -0500
+++ b/net/xfrm/xfrm_user.c 2008-05-21 11:20:08.000000000 -0500
@@ -57,6 +57,7 @@
case XFRMA_ALG_CRYPT:
if (!algp->alg_key_len &&
+ strcmp(algp->alg_name, "ecb(cipher_null)") != 0 &&
strcmp(algp->alg_name, "cipher_null") != 0)
return -EINVAL;
break;
--