1 files changed, 1 insertions, 2 deletions
diff --git a/lib/trix.c b/lib/trix.c
index a9aac88..ee5ed71 100755
--- a/lib/trix.c
+++ b/lib/trix.c
@@ -31,9 +31,8 @@ int ts_trix(
 {
 	TS_PROLOGUE( ts_trix_p );
 	if ( !c ) return -1;
-	if (n == 0) return -1;
 
-	fp_t a = ((ts_trix_params_t *)c)->a;
+	fp_t a = ((ts_trix_params_t const *)c)->a;
 	if (a == 0) return -1;
 
 	fp_t ema1 = x[0][0];