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-rw-r--r--cpukit/libcrypt/crypt-sha512.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/cpukit/libcrypt/crypt-sha512.c b/cpukit/libcrypt/crypt-sha512.c
index d418b8946a..da8acd7790 100644
--- a/cpukit/libcrypt/crypt-sha512.c
+++ b/cpukit/libcrypt/crypt-sha512.c
@@ -1,4 +1,6 @@
-/*
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
* Copyright (c) 2011 The FreeBSD Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -67,15 +69,12 @@ crypt_sha512_r(const char *key, const char *salt, struct crypt_data *data)
uint8_t alt_result[64], temp_result[64];
SHA512_CTX ctx, alt_ctx;
size_t salt_len, key_len, cnt, rounds;
- char *cp, *copied_key, *copied_salt, *p_bytes, *s_bytes, *endp;
+ char *cp, *p_bytes, *s_bytes, *endp;
const char *num;
bool rounds_custom;
char *buffer = &data->buffer[0];
int buflen = (int)sizeof(data->buffer);
- copied_key = NULL;
- copied_salt = NULL;
-
/* Default number of rounds. */
rounds = ROUNDS_DEFAULT;
rounds_custom = false;
@@ -270,12 +269,6 @@ crypt_sha512_r(const char *key, const char *salt, struct crypt_data *data)
memset(temp_result, '\0', sizeof(temp_result));
memset(p_bytes, '\0', key_len);
memset(s_bytes, '\0', salt_len);
- memset(&ctx, '\0', sizeof(ctx));
- memset(&alt_ctx, '\0', sizeof(alt_ctx));
- if (copied_key != NULL)
- memset(copied_key, '\0', key_len);
- if (copied_salt != NULL)
- memset(copied_salt, '\0', salt_len);
return buffer;
}