diff --git a/crypto/cts.c b/crypto/cts.c
index 042223f8e73364529be44a850d0dce174352c858..133f0874c95eccc7e02c26f834afed08a504a0a9 100644
--- a/crypto/cts.c
+++ b/crypto/cts.c
@@ -202,7 +202,8 @@ static int cts_cbc_decrypt(struct crypto_cts_ctx *ctx,
 	/* 5. Append the tail (BB - Ln) bytes of Xn (tmp) to Cn to create En */
 	memcpy(s + bsize + lastn, tmp + lastn, bsize - lastn);
 	/* 6. Decrypt En to create Pn-1 */
-	memset(iv, 0, sizeof(iv));
+	memzero_explicit(iv, sizeof(iv));
+
 	sg_set_buf(&sgsrc[0], s + bsize, bsize);
 	sg_set_buf(&sgdst[0], d, bsize);
 	err = crypto_blkcipher_decrypt_iv(&lcldesc, sgdst, sgsrc, bsize);
diff --git a/crypto/sha1_generic.c b/crypto/sha1_generic.c
index 42794803c480531a60cc465657741a42ea5485dc..7bb04743278216e99a011adafa8ce8d3d97c7b4d 100644
--- a/crypto/sha1_generic.c
+++ b/crypto/sha1_generic.c
@@ -64,7 +64,7 @@ int crypto_sha1_update(struct shash_desc *desc, const u8 *data,
 			src = data + done;
 		} while (done + SHA1_BLOCK_SIZE <= len);
 
-		memset(temp, 0, sizeof(temp));
+		memzero_explicit(temp, sizeof(temp));
 		partial = 0;
 	}
 	memcpy(sctx->buffer + partial, src, len - done);
diff --git a/crypto/sha256_generic.c b/crypto/sha256_generic.c
index 5433667795249ca298059a136998b9c2624f2c97..32c5e5ea205a7e71f758a65336ac141158ad977d 100644
--- a/crypto/sha256_generic.c
+++ b/crypto/sha256_generic.c
@@ -210,10 +210,9 @@ static void sha256_transform(u32 *state, const u8 *input)
 
 	/* clear any sensitive info... */
 	a = b = c = d = e = f = g = h = t1 = t2 = 0;
-	memset(W, 0, 64 * sizeof(u32));
+	memzero_explicit(W, 64 * sizeof(u32));
 }
 
-
 static int sha224_init(struct shash_desc *desc)
 {
 	struct sha256_state *sctx = shash_desc_ctx(desc);
@@ -316,7 +315,7 @@ static int sha224_final(struct shash_desc *desc, u8 *hash)
 	sha256_final(desc, D);
 
 	memcpy(hash, D, SHA224_DIGEST_SIZE);
-	memset(D, 0, SHA256_DIGEST_SIZE);
+	memzero_explicit(D, SHA256_DIGEST_SIZE);
 
 	return 0;
 }
diff --git a/crypto/sha512_generic.c b/crypto/sha512_generic.c
index 6ed124f3ea0f064cbe3f757d09a85e9e44c7ac54..04d295a8bc08b15592040731b5f59f40b7d7014d 100644
--- a/crypto/sha512_generic.c
+++ b/crypto/sha512_generic.c
@@ -238,7 +238,7 @@ static int sha384_final(struct shash_desc *desc, u8 *hash)
 	sha512_final(desc, D);
 
 	memcpy(hash, D, 48);
-	memset(D, 0, 64);
+	memzero_explicit(D, 64);
 
 	return 0;
 }
diff --git a/crypto/tgr192.c b/crypto/tgr192.c
index 87403556fd0bfa5c3a4ecd40a5a707b6892fbc04..3c7af0d1ff7a6f396538a41a89e0dd5a9405e99e 100644
--- a/crypto/tgr192.c
+++ b/crypto/tgr192.c
@@ -612,7 +612,7 @@ static int tgr160_final(struct shash_desc *desc, u8 * out)
 
 	tgr192_final(desc, D);
 	memcpy(out, D, TGR160_DIGEST_SIZE);
-	memset(D, 0, TGR192_DIGEST_SIZE);
+	memzero_explicit(D, TGR192_DIGEST_SIZE);
 
 	return 0;
 }
@@ -623,7 +623,7 @@ static int tgr128_final(struct shash_desc *desc, u8 * out)
 
 	tgr192_final(desc, D);
 	memcpy(out, D, TGR128_DIGEST_SIZE);
-	memset(D, 0, TGR192_DIGEST_SIZE);
+	memzero_explicit(D, TGR192_DIGEST_SIZE);
 
 	return 0;
 }
diff --git a/crypto/vmac.c b/crypto/vmac.c
index 2eb11a30c29cee93203a1b90a990cc4463368440..d84c24bd7ff7bb3752484a175aee7a7aadd28b21 100644
--- a/crypto/vmac.c
+++ b/crypto/vmac.c
@@ -613,7 +613,7 @@ static int vmac_final(struct shash_desc *pdesc, u8 *out)
 	}
 	mac = vmac(ctx->partial, ctx->partial_size, nonce, NULL, ctx);
 	memcpy(out, &mac, sizeof(vmac_t));
-	memset(&mac, 0, sizeof(vmac_t));
+	memzero_explicit(&mac, sizeof(vmac_t));
 	memset(&ctx->__vmac_ctx, 0, sizeof(struct vmac_ctx));
 	ctx->partial_size = 0;
 	return 0;
diff --git a/crypto/wp512.c b/crypto/wp512.c
index 180f1d6e03f48fc20ef787061d8866e6af429c68..ec64e7762fbb55a579fefd781757a9d29182f5da 100644
--- a/crypto/wp512.c
+++ b/crypto/wp512.c
@@ -1102,8 +1102,8 @@ static int wp384_final(struct shash_desc *desc, u8 *out)
 	u8 D[64];
 
 	wp512_final(desc, D);
-	memcpy (out, D, WP384_DIGEST_SIZE);
-	memset (D, 0, WP512_DIGEST_SIZE);
+	memcpy(out, D, WP384_DIGEST_SIZE);
+	memzero_explicit(D, WP512_DIGEST_SIZE);
 
 	return 0;
 }
@@ -1113,8 +1113,8 @@ static int wp256_final(struct shash_desc *desc, u8 *out)
 	u8 D[64];
 
 	wp512_final(desc, D);
-	memcpy (out, D, WP256_DIGEST_SIZE);
-	memset (D, 0, WP512_DIGEST_SIZE);
+	memcpy(out, D, WP256_DIGEST_SIZE);
+	memzero_explicit(D, WP512_DIGEST_SIZE);
 
 	return 0;
 }