round the value after all the calculation

diff --git a/rigctl.c b/rigctl.c
index 4f3fbb43811dd92a4971a019adc9cca07ae467ab..67e7cf2db2d158dbc3eaf65f7578569866ee78cf 100644 (file)
--- a/rigctl.c
+++ b/rigctl.c
@@ -3480,7 +3480,7 @@ int parse_cmd(void *data) {
           printf("setting attn level [0..99]: %d\n", attI);
 
           if (have_rx_gain) {
-              att = round((attI * 60.0) / 99.0) - 12.0;
+              att = round(((attI * 60.0) / 99.0) - 12.0);
           } else {
               att = (attI * 31.0) / 99.0;
           }