The commit is pushed to "branch-rh7-3.10.0-229.7.2-ovz" and will appear at
https://src.openvz.org/scm/ovz/vzkernel.git
after rh7-3.10.0-229.7.2.vz7.6.6
------>
commit 94edfce3b5486a560f9a469659038ffa6310a621
Author: Andrey Ryabinin <aryabi...@odin.com>
Date: Thu Sep 3 13:25:49 2015 +0400
ms/crypto/ghash-intel: specify context size for ghash async algorithm
Currently context size (cra_ctxsize) doesn't specified for
ghash_async_alg. Which means it's zero. Thus crypto_create_tfm()
doesn't allocate needed space for ghash_async_ctx, so any
read/write to ctx becomes invalid.
https://jira.sw.ru/browse/PSBM-38669
Signed-off-by: Andrey Ryabinin <aryabi...@odin.com>
khorenko@: the patch to be sent to mainstream as well.
---
arch/x86/crypto/ghash-clmulni-intel_glue.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/x86/crypto/ghash-clmulni-intel_glue.c
b/arch/x86/crypto/ghash-clmulni-intel_glue.c
index 6759dd1..11e213e 100644
--- a/arch/x86/crypto/ghash-clmulni-intel_glue.c
+++ b/arch/x86/crypto/ghash-clmulni-intel_glue.c
@@ -283,6 +283,7 @@ static struct ahash_alg ghash_async_alg = {
.cra_name = "ghash",
.cra_driver_name = "ghash-clmulni",
.cra_priority = 400,
+ .cra_ctxsize = sizeof(struct
ghash_async_ctx),
.cra_flags = CRYPTO_ALG_TYPE_AHASH |
CRYPTO_ALG_ASYNC,
.cra_blocksize = GHASH_BLOCK_SIZE,
.cra_type = &crypto_ahash_type,
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