diff --git a/crypto/bn/bn_mul.c b/crypto/bn/bn_mul.c
index 4b19c9f043d6ed60ffb0183d6c853d339053fa35..38c47f3d1f09383d2e5616768afede1b9c849a6b 100644
--- a/crypto/bn/bn_mul.c
+++ b/crypto/bn/bn_mul.c
@@ -597,14 +597,14 @@ printf("BN_mul %d * %d\n",a->top,b->top);
 /*		if (al == 4)
 			{
 			if (bn_wexpand(rr,8) == NULL) return(0);
-			r->top=8;
+			rr->top=8;
 			bn_mul_comba4(rr->d,a->d,b->d);
 			goto end;
 			}
 		else */ if (al == 8)
 			{
 			if (bn_wexpand(rr,16) == NULL) return(0);
-			r->top=16;
+			rr->top=16;
 			bn_mul_comba8(rr->d,a->d,b->d);
 			goto end;
 			}