lib: Simplify arcfour_crypt

We don't need a dependency on data_blob in crypto

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>

1 files changed, 5 insertions, 4 deletions

diff --git a/lib/crypto/arcfour.c b/lib/crypto/arcfour.c
index 1afd659be69..d310649e702 100644
--- a/lib/crypto/arcfour.c
+++ b/lib/crypto/arcfour.c
@@ -81,11 +81,12 @@ _PUBLIC_ void arcfour_crypt_blob(uint8_t *data, int len, const DATA_BLOB *key)
 */
 _PUBLIC_ void arcfour_crypt(uint8_t *data, const uint8_t keystr[16], int len)
 {
-	DATA_BLOB key = data_blob(keystr, 16);
-	
-	arcfour_crypt_blob(data, len, &key);
+	uint8_t keycopy[16];
+	DATA_BLOB key = { .data = keycopy, .length = sizeof(keycopy) };
 
-	data_blob_free(&key);
+	memcpy(keycopy, keystr, sizeof(keycopy));
+
+	arcfour_crypt_blob(data, len, &key);
 }