refactormain

1 files changed, 3 insertions, 3 deletions

diff --git a/lib/performance_ratio.c b/lib/performance_ratio.c
index ffd0ece..a429b8b 100644
--- a/lib/performance_ratio.c
+++ b/lib/performance_ratio.c
@@ -23,7 +23,7 @@ ts_parameter_t const ts_performance_ratio_p = { .n_inputs = 1, .n_outputs = 1, .
 uint_t ts_performance_ratio_offset( ts_constant_t const *c )
 {
 	( void )c;
-	return ( c ? ((ts_performance_ratio_params_t *)c)->k : 0 );
+	return ( c ? ((ts_performance_ratio_params_t const *)c)->k : 0 );
 }
 
 int ts_performance_ratio(
@@ -34,8 +34,8 @@ int ts_performance_ratio(
 {
 	TS_PROLOGUE( ts_performance_ratio_p );
 	if ( !c ) return -1;
-    uint_t k = ((ts_performance_ratio_params_t *)c)->k;
-    if (k <= 1 || n == 0) return -1;
+    uint_t k = ((ts_performance_ratio_params_t const *)c)->k;
+    if (k <= 1) return -1;
 
     fp_t factor = (fp_t)k / (k - 1);