From 811d8f062668077e268a7292202bb923fe2ae896 Mon Sep 17 00:00:00 2001
From: Johannes Weiner <hannes@cmpxchg.org>
Date: Sun, 29 Mar 2009 15:20:48 +0800
Subject: crypto: api - Use kzfree

Use kzfree() instead of memset() + kfree().

Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Reviewed-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---
 crypto/api.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

(limited to 'crypto')

diff --git a/crypto/api.c b/crypto/api.c
index fd2545decb28..f500fb840be9 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -580,20 +580,17 @@ EXPORT_SYMBOL_GPL(crypto_alloc_tfm);
 void crypto_destroy_tfm(void *mem, struct crypto_tfm *tfm)
 {
 	struct crypto_alg *alg;
-	int size;
 
 	if (unlikely(!mem))
 		return;
 
 	alg = tfm->__crt_alg;
-	size = ksize(mem);
 
 	if (!tfm->exit && alg->cra_exit)
 		alg->cra_exit(tfm);
 	crypto_exit_ops(tfm);
 	crypto_mod_put(alg);
-	memset(mem, 0, size);
-	kfree(mem);
+	kzfree(mem);
 }
 EXPORT_SYMBOL_GPL(crypto_destroy_tfm);
 
-- 
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