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From 8b1ed323d08dce8b6e303ce63a82337543e9187f Mon Sep 17 00:00:00 2001
From: Yashpal Dutta <yashpal.dutta@freescale.com>
Date: Thu, 24 Apr 2014 00:35:34 +0545
Subject: [PATCH][fsl 14/15] SW Backoff mechanism for dsa keygen
Upstream-status: Pending
DSA Keygen is not handled in default openssl dsa method. Due to
same null function pointer in SW DSA method, the backoff for dsa
keygen gives segmentation fault.
Signed-off-by: Yashpal Dutta <yashpal.dutta@freescale.com>
Tested-by: Cristian Stoica <cristian.stoica@freescale.com>
---
crypto/engine/eng_cryptodev.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/crypto/engine/eng_cryptodev.c b/crypto/engine/eng_cryptodev.c
index 8de8f09..7c2661f 100644
--- a/crypto/engine/eng_cryptodev.c
+++ b/crypto/engine/eng_cryptodev.c
@@ -2075,8 +2075,10 @@ static int cryptodev_dsa_keygen(DSA *dsa)
return ret;
sw_try:
{
- const DSA_METHOD *meth = DSA_OpenSSL();
- ret = (meth->dsa_keygen)(dsa);
+ const DSA_METHOD *meth = dsa->meth;
+ dsa->meth = DSA_OpenSSL();
+ ret = DSA_generate_key(dsa);
+ dsa->meth = meth;
}
return ret;
}
@@ -2130,11 +2132,13 @@ static int cryptodev_dsa_keygen_async(DSA *dsa, struct pkc_cookie_s *cookie)
return ret;
sw_try:
{
- const DSA_METHOD *meth = DSA_OpenSSL();
+ const DSA_METHOD *meth = dsa->meth;
+ dsa->meth = DSA_OpenSSL();
if (kop)
free(kop);
- ret = (meth->dsa_keygen)(dsa);
+ ret = DSA_generate_key(dsa);
+ dsa->meth = meth;
cookie->pkc_callback(cookie, 0);
}
return ret;
--
1.7.9.7
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