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Must call mbedtls_mpi_mod_modulus_init() before anything else in tests

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Fixes (new) Coverity issues 381893 and 381894

Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
This commit is contained in:
Tom Cosgrove 2022-11-15 06:15:15 +00:00
parent 1b9cb62702
commit f90111b2b5
1 changed files with 6 additions and 4 deletions
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10
tests/suites/test_suite_bignum_mod_raw.function
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@ -300,9 +300,11 @@ void mpi_mod_raw_to_mont_rep( char * input_N, char * input_A, char * input_X )
mbedtls_mpi_uint *N = NULL;
mbedtls_mpi_uint *A = NULL;
mbedtls_mpi_uint *X = NULL;
mbedtls_mpi_mod_modulus m;
size_t n_limbs, a_limbs, x_limbs, x_bytes;
mbedtls_mpi_mod_modulus m;
mbedtls_mpi_mod_modulus_init( &m );
/* Read inputs */
TEST_EQUAL( 0, mbedtls_test_read_mpi_core( &N, &n_limbs, input_N ) );
TEST_EQUAL( 0, mbedtls_test_read_mpi_core( &A, &a_limbs, input_A ) );
@ -312,7 +314,6 @@ void mpi_mod_raw_to_mont_rep( char * input_N, char * input_A, char * input_X )
/* Test that input does not require more limbs than modulo */
TEST_LE_U(a_limbs, n_limbs);
mbedtls_mpi_mod_modulus_init( &m );
TEST_EQUAL( 0, mbedtls_mpi_mod_modulus_setup( &m, N, n_limbs,
MBEDTLS_MPI_MOD_EXT_REP_BE, MBEDTLS_MPI_MOD_REP_MONTGOMERY ) );
@ -335,9 +336,11 @@ void mpi_mod_raw_from_mont_rep( char * input_N, char * input_A, char * input_X )
mbedtls_mpi_uint *N = NULL;
mbedtls_mpi_uint *A = NULL;
mbedtls_mpi_uint *X = NULL;
mbedtls_mpi_mod_modulus m;
size_t n_limbs, a_limbs, x_limbs, x_bytes;
mbedtls_mpi_mod_modulus m;
mbedtls_mpi_mod_modulus_init( &m );
/* Read inputs */
TEST_EQUAL( 0, mbedtls_test_read_mpi_core( &N, &n_limbs, input_N ) );
TEST_EQUAL( 0, mbedtls_test_read_mpi_core( &A, &a_limbs, input_A ) );
@ -347,7 +350,6 @@ void mpi_mod_raw_from_mont_rep( char * input_N, char * input_A, char * input_X )
/* Test that input does not require more limbs than modulo */
TEST_LE_U(a_limbs, n_limbs);
mbedtls_mpi_mod_modulus_init( &m );
TEST_EQUAL( 0, mbedtls_mpi_mod_modulus_setup( &m, N, n_limbs,
MBEDTLS_MPI_MOD_EXT_REP_BE, MBEDTLS_MPI_MOD_REP_MONTGOMERY ) );