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-rw-r--r--src/crypto/bigint.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/src/crypto/bigint.c b/src/crypto/bigint.c
index 3f5db8517..35701a1d0 100644
--- a/src/crypto/bigint.c
+++ b/src/crypto/bigint.c
@@ -162,14 +162,13 @@ void bigint_reduce_raw ( const bigint_element_t *minuend0,
bigint_t ( minuend_size ) modulus;
} *temp = tmp;
const unsigned int width = ( 8 * sizeof ( bigint_element_t ) );
- const bigint_element_t msb_mask = ( 1UL << ( width - 1 ) );
bigint_element_t *element;
unsigned int minuend_max;
unsigned int modulus_max;
unsigned int subshift;
- bigint_element_t msb;
int offset;
int shift;
+ int msb;
int i;
/* Start profiling */
@@ -289,7 +288,7 @@ void bigint_reduce_raw ( const bigint_element_t *minuend0,
} else {
bigint_subtract ( &temp->modulus, &temp->minuend );
}
- msb = ( temp->minuend.element[ minuend_size - 1 ] & msb_mask );
+ msb = bigint_msb_is_set ( &temp->minuend );
if ( shift > 0 )
bigint_shr ( &temp->modulus );
}