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wolfSSL: Add missing free calls for wolfSSL structs

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In some configurations the wc_Init*() functions may either allocate
memory or other system resources. These resources need to be freed.

Co-authored-by: JacobBarthelmeh <jacob@wolfssl.com>
Signed-off-by: Juliusz Sosinowicz <juliusz@wolfssl.com>
This commit is contained in:
Juliusz Sosinowicz 2022-04-28 14:16:36 +02:00 committed by Jouni Malinen
parent ec1cd91e72
commit 1f7e10177a
1 changed files with 6 additions and 0 deletions
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6
src/crypto/crypto_wolfssl.c
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@ -85,6 +85,7 @@ int sha1_vector(size_t num_elem, const u8 *addr[], const size_t *len, u8 *mac)
wc_ShaUpdate(&sha, addr[i], len[i]);
wc_ShaFinal(&sha, mac);
wc_ShaFree(&sha);
return 0;
}
@ -106,6 +107,7 @@ int sha256_vector(size_t num_elem, const u8 *addr[], const size_t *len,
wc_Sha256Update(&sha256, addr[i], len[i]);
wc_Sha256Final(&sha256, mac);
wc_Sha256Free(&sha256);
return 0;
}
@ -128,6 +130,7 @@ int sha384_vector(size_t num_elem, const u8 *addr[], const size_t *len,
wc_Sha384Update(&sha384, addr[i], len[i]);
wc_Sha384Final(&sha384, mac);
wc_Sha384Free(&sha384);
return 0;
}
@ -150,6 +153,7 @@ int sha512_vector(size_t num_elem, const u8 *addr[], const size_t *len,
wc_Sha512Update(&sha512, addr[i], len[i]);
wc_Sha512Final(&sha512, mac);
wc_Sha512Free(&sha512);
return 0;
}
@ -177,6 +181,8 @@ static int wolfssl_hmac_vector(int type, const u8 *key,
return -1;
if (wc_HmacFinal(&hmac, mac) != 0)
return -1;
wc_HmacFree(&hmac);
return 0;
}