From: Sean Parkinson <sean@wolfssl.com>
Date: Thu, 29 Mar 2018 04:55:55 +0000 (+1000)
Subject: wolfSSL: Fix crypto_hash_init() memory clearing
X-Git-Tag: hostap_2_7~364
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=06657d3166b9fb6a115ae8164d0ea50e830770c9;p=thirdparty%2Fhostap.git

wolfSSL: Fix crypto_hash_init() memory clearing

Explicitly clear the allocated memory to avoid uninitialized data in
struct crypto_hash.

Signed-off-by: Sean Parkinson <sean@wolfssl.com>
---

diff --git a/src/crypto/crypto_wolfssl.c b/src/crypto/crypto_wolfssl.c
index 2fce6b84d..e29a6f554 100644
--- a/src/crypto/crypto_wolfssl.c
+++ b/src/crypto/crypto_wolfssl.c
@@ -889,7 +889,7 @@ struct crypto_hash * crypto_hash_init(enum crypto_hash_alg alg, const u8 *key,
 	struct crypto_hash *hash;
 	int type;
 
-	hash = os_malloc(sizeof(*hash));
+	hash = os_zalloc(sizeof(*hash));
 	if (!hash)
 		goto done;