[PATCH 05/11] lib/crypto: aes: Use aes_zeroize_*key() instead of memzero_explicit()

From: Thomas Huth <[email protected]>

It's only cosmetics here, but since we have the new aes_zeroize_key()
and aes_zeroize_enckey() functions anyway, we can also use them here.

Signed-off-by: Thomas Huth <[email protected]>
---
 lib/crypto/aes.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/lib/crypto/aes.c b/lib/crypto/aes.c
index f1549839b3de0..07c1d912ac365 100644
--- a/lib/crypto/aes.c
+++ b/lib/crypto/aes.c
@@ -539,7 +539,7 @@ static void __init aes_fips_test(void)
 	if (memcmp(fips_test_data, data, sizeof(data)) != 0)
 		panic("aes: FIPS self-test failed (wrong plaintext)\n");
 
-	memzero_explicit(&key, sizeof(key));
+	aes_zeroize_key(&key);
 }
 
 #if IS_ENABLED(CONFIG_CRYPTO_LIB_AES_CBC_MACS)
@@ -827,7 +827,7 @@ static void __init aes_ecb_fips_test(void)
 	if (memcmp(fips_test_data, data, sizeof(data)) != 0)
 		panic("aes: ECB FIPS self-test failed (wrong plaintext)\n");
 
-	memzero_explicit(&key, sizeof(key));
+	aes_zeroize_key(&key);
 }
 #else /* CONFIG_CRYPTO_LIB_AES_ECB */
 static inline void aes_ecb_fips_test(void)
@@ -1040,7 +1040,7 @@ static void __init aes_cbc_fips_test(void)
 	if (memcmp(fips_test_data, data, sizeof(data)) != 0)
 		panic("aes: CBC FIPS self-test failed (wrong plaintext)\n");
 
-	memzero_explicit(&key, sizeof(key));
+	aes_zeroize_key(&key);
 }
 
 /* FIPS cryptographic algorithm self-test for AES-CBC-CTS */
@@ -1069,7 +1069,7 @@ static void __init aes_cbc_cts_fips_test(void)
 	if (memcmp(ptext, data, data_len) != 0)
 		panic("aes: CBC-CTS FIPS self-test failed (wrong plaintext)\n");
 
-	memzero_explicit(&key, sizeof(key));
+	aes_zeroize_key(&key);
 }
 #else /* CONFIG_CRYPTO_LIB_AES_CBC */
 static inline void aes_cbc_fips_test(void)
@@ -1194,7 +1194,7 @@ static void __init aes_ctr_fips_test(void)
 	if (memcmp(fips_test_data, data, sizeof(data)) != 0)
 		panic("aes: CTR FIPS self-test failed (wrong plaintext)\n");
 
-	memzero_explicit(&key, sizeof(key));
+	aes_zeroize_enckey(&key);
 }
 #else /* CONFIG_CRYPTO_LIB_AES_CTR */
 static inline void aes_ctr_fips_test(void)
-- 
2.55.0