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Reduce scope of local variables in mpi_montmul()

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Signed-off-by: Hanno Becker <hanno.becker@arm.com>
This commit is contained in:
Hanno Becker 2022-04-12 10:54:46 +01:00
parent 9137b9c587
commit 0235f7512f
1 changed files with 5 additions and 3 deletions
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8
library/bignum.c
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@ -1886,8 +1886,8 @@ static void mpi_montg_init( mbedtls_mpi_uint *mm, const mbedtls_mpi *N )
static void mpi_montmul( mbedtls_mpi *A, const mbedtls_mpi *B, const mbedtls_mpi *N, mbedtls_mpi_uint mm, static void mpi_montmul( mbedtls_mpi *A, const mbedtls_mpi *B, const mbedtls_mpi *N, mbedtls_mpi_uint mm,
const mbedtls_mpi *T ) const mbedtls_mpi *T )
{ {
size_t i, n, m; size_t n, m;
mbedtls_mpi_uint u0, u1, *d; mbedtls_mpi_uint *d;
memset( T->p, 0, T->n * ciL ); memset( T->p, 0, T->n * ciL );
@ -1895,8 +1895,10 @@ static void mpi_montmul( mbedtls_mpi *A, const mbedtls_mpi *B, const mbedtls_mpi
n = N->n; n = N->n;
m = ( B->n < n ) ? B->n : n; m = ( B->n < n ) ? B->n : n;
for( i = 0; i < n; i++ ) for( size_t i = 0; i < n; i++ )
{ {
mbedtls_mpi_uint u0, u1;
/* /*
* T = (T + u0*B + u1*N) / 2^biL * T = (T + u0*B + u1*N) / 2^biL
*/ */