1 files changed, 48 insertions, 0 deletions

diff --git a/recipes-connectivity/openssl/openssl-qoriq/qoriq/0022-cryptodev-do-not-zero-the-buffer-before-use.patch b/recipes-connectivity/openssl/openssl-qoriq/qoriq/0022-cryptodev-do-not-zero-the-buffer-before-use.patch
new file mode 100644
index 0000000..0b2f0f1
--- /dev/null
+++ b/recipes-connectivity/openssl/openssl-qoriq/qoriq/0022-cryptodev-do-not-zero-the-buffer-before-use.patch
@@ -0,0 +1,48 @@
+From 75e3e7d600eb72e7374b1ecf5ece7b831bc98ed8 Mon Sep 17 00:00:00 2001
+From: Cristian Stoica <cristian.stoica@freescale.com>
+Date: Tue, 17 Feb 2015 13:12:53 +0200
+Subject: [PATCH 22/26] cryptodev: do not zero the buffer before use
+
+- The buffer is just about to be overwritten. Zeroing it before that has
+  no purpose
+
+Change-Id: I478c31bd2e254561474a7edf5e37980ca04217ce
+Signed-off-by: Cristian Stoica <cristian.stoica@freescale.com>
+Reviewed-on: http://git.am.freescale.net:8181/34217
+---
+ crypto/engine/eng_cryptodev.c | 13 ++++---------
+ 1 file changed, 4 insertions(+), 9 deletions(-)
+
+diff --git a/crypto/engine/eng_cryptodev.c b/crypto/engine/eng_cryptodev.c
+index 1ab5551..dbc5989 100644
+--- a/crypto/engine/eng_cryptodev.c
++++ b/crypto/engine/eng_cryptodev.c
+@@ -1681,21 +1681,16 @@ static int
+ bn2crparam(const BIGNUM *a, struct crparam *crp)
+ {
+        ssize_t bytes, bits;
+-       u_char *b;
+-
+-       crp->crp_p = NULL;
+-       crp->crp_nbits = 0;
+ 
+        bits = BN_num_bits(a);
+        bytes = (bits + 7) / 8;
+ 
+-       b = malloc(bytes);
+-       if (b == NULL)
++       crp->crp_nbits = bits;
++       crp->crp_p = malloc(bytes);
++
++       if (crp->crp_p == NULL)
+                return (1);
+-       memset(b, 0, bytes);
+ 
+-       crp->crp_p = (caddr_t) b;
+-       crp->crp_nbits = bits;
+        BN_bn2bin(a, crp->crp_p);
+        return (0);
+ }
+-- 
+2.3.5
+