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Internal function mbedtls_mpi_zeroize() can be mbedtls_mpi_zeroize_and_free()

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Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
This commit is contained in:
Tom Cosgrove 2023-07-18 16:44:14 +01:00
parent 3a11bb8213
commit 46259f670f
1 changed files with 5 additions and 8 deletions
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13
library/bignum.c
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@ -55,9 +55,9 @@
MBEDTLS_INTERNAL_VALIDATE(cond)
/* Implementation that should never be optimized out by the compiler */
static void mbedtls_mpi_zeroize(mbedtls_mpi_uint *v, size_t n)
static void mbedtls_mpi_zeroize_and_free(mbedtls_mpi_uint *v, size_t n)
{
mbedtls_platform_zeroize(v, ciL * n);
mbedtls_zeroize_and_free(v, ciL * n);
}
/*
@ -82,8 +82,7 @@ void mbedtls_mpi_free(mbedtls_mpi *X)
}
if (X->p != NULL) {
mbedtls_mpi_zeroize(X->p, X->n);
mbedtls_free(X->p);
mbedtls_mpi_zeroize_and_free(X->p, X->n);
}
X->s = 1;
@ -110,8 +109,7 @@ int mbedtls_mpi_grow(mbedtls_mpi *X, size_t nblimbs)
if (X->p != NULL) {
memcpy(p, X->p, X->n * ciL);
mbedtls_mpi_zeroize(X->p, X->n);
mbedtls_free(X->p);
mbedtls_mpi_zeroize_and_free(X->p, X->n);
}
X->n = nblimbs;
@ -158,8 +156,7 @@ int mbedtls_mpi_shrink(mbedtls_mpi *X, size_t nblimbs)
if (X->p != NULL) {
memcpy(p, X->p, i * ciL);
mbedtls_mpi_zeroize(X->p, X->n);
mbedtls_free(X->p);
mbedtls_mpi_zeroize_and_free(X->p, X->n);
}
X->n = i;