diff --git a/library/bignum_core.c b/library/bignum_core.c index 227351b70b..3b660d0056 100644 --- a/library/bignum_core.c +++ b/library/bignum_core.c @@ -618,7 +618,7 @@ int mbedtls_mpi_core_exp_mod( mbedtls_mpi_uint *X, E += E_len; /* Skip to end of exponent buffer */ wsize = mpi_exp_mod_get_window_size( E_len * biL ); - welem = 1 << wsize; + welem = ( (size_t) 1 ) << wsize; /* Allocate memory pool and set pointers to parts of it */ const size_t table_limbs = welem * n; @@ -663,8 +663,8 @@ int mbedtls_mpi_core_exp_mod( mbedtls_mpi_uint *X, memcpy( X, Wtbl, n * ciL ); size_t limb_bits_remaining = 0; - mbedtls_mpi_uint window = 0; - size_t window_bits = 0, cur_limb; + mbedtls_mpi_uint cur_limb, window = 0; + size_t window_bits = 0; while( 1 ) { size_t window_bits_missing = wsize - window_bits;