Fix vfonum warning in tmd710.c

kenwood/tmd710.c

@@ -1579,7 +1579,7 @@ int tmd710_get_mem(RIG *rig, vfo_t vfo, int *ch)
 
 int tmd710_set_mem(RIG *rig, vfo_t vfo, int ch)
 {
-  int retval, vfonum;
+  int retval, vfonum = TMD710_BAND_A;
   char cmd[16];
   char membuf[16];
 
@@ -1589,7 +1589,10 @@ int tmd710_set_mem(RIG *rig, vfo_t vfo, int ch)
     return -RIG_EINVAL;
   }
 
-  if (RIG_VFO_CURR == vfo || RIG_VFO_VFO == vfo) {
+  if (RIG_VFO_B == vfo) {
+    vfonum = TMD710_BAND_B;
+  }
+  else if (RIG_VFO_CURR == vfo || RIG_VFO_VFO == vfo) {
     retval = tmd710_get_vfo_num(rig, &vfonum, NULL);
     if (retval != RIG_OK) {
       return retval;