From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Thu, 6 Apr 2017 08:16:11 +0000 (+0800)
Subject: crypto: api - Extend algorithm name limit to 128 bytes
X-Git-Tag: Ubuntu-4.12.0-11.12~1226^2~28
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=f437a3f477cce402dbec6537b29e9e33962c9f73;p=mirror_ubuntu-artful-kernel.git

crypto: api - Extend algorithm name limit to 128 bytes

With the new explicit IV generators, we may now exceed the 64-byte
length limit on the algorithm name, e.g., with

	echainiv(authencesn(hmac(sha256-generic),cbc(des3_ede-generic)))

This patch extends the length limit to 128 bytes.

Reported-by: Alexander Sverdlin <alexander.sverdlin@nokia.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Acked-by: Alexander Sverdlin <alexander.sverdlin@nokia.com>
Tested-by: Alexander Sverdlin <alexander.sverdlin@nokia.com>
---

diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index c0b0cf3d2d2f..84da9978e951 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -123,7 +123,7 @@
 /*
  * Miscellaneous stuff.
  */
-#define CRYPTO_MAX_ALG_NAME		64
+#define CRYPTO_MAX_ALG_NAME		128
 
 /*
  * The macro CRYPTO_MINALIGN_ATTR (along with the void * type in the actual