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poly1305: Properly copy the whole context on dup

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Also reset the updated flag when Poly1305_Init is called.

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/18143)
This commit is contained in:
Tomas Mraz 2022-04-21 17:33:26 +02:00 committed by Pauli
parent ae2efd63c6
commit bbe909d00e
1 changed files with 3 additions and 2 deletions
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5
providers/implementations/macs/poly1305_prov.c
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@ -65,11 +65,11 @@ static void *poly1305_dup(void *vsrc)
if (!ossl_prov_is_running())
return NULL;
dst = poly1305_new(src->provctx);
dst = OPENSSL_malloc(sizeof(*dst));
if (dst == NULL)
return NULL;
dst->poly1305 = src->poly1305;
*dst = *src;
return dst;
}
@ -86,6 +86,7 @@ static int poly1305_setkey(struct poly1305_data_st *ctx,
return 0;
}
Poly1305_Init(&ctx->poly1305, key);
ctx->updated = 0;
return 1;
}