tinymix: Remove the unused parameter from tinymix_set_byte_ctl()

The control pointer is not used in the tinymix_set_byte_ctl(),
hence removing it.

Signed-off-by: Samreen Nilofer <samreen.nilofer@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
(cherry picked from commit acc12b45388d204ab5be060f9393b32af2c341bc)
diff --git a/tinymix.c b/tinymix.c
index af18475..a3c41a2 100644
--- a/tinymix.c
+++ b/tinymix.c
@@ -199,7 +199,7 @@
     printf("\n");
 }
 
-static void tinymix_set_byte_ctl(struct mixer_ctl *ctl, const char *control,
+static void tinymix_set_byte_ctl(struct mixer_ctl *ctl,
     char **values, unsigned int num_values)
 {
     int ret;
@@ -270,7 +270,7 @@
     num_ctl_values = mixer_ctl_get_num_values(ctl);
 
     if (type == MIXER_CTL_TYPE_BYTE) {
-        tinymix_set_byte_ctl(ctl, control, values, num_values);
+        tinymix_set_byte_ctl(ctl, values, num_values);
         return;
     }