Check maximum EARFCN

8 years ago · 9cbaad2c3a
parent 5615df0fee
commit 9cbaad2c3a
1 changed files with 7 additions and 1 deletions
--- a/srslte/lib/common/phy_common.c
+++ b/srslte/lib/common/phy_common.c
@ -439,15 +439,21 @@ int srslte_band_get_band(uint32_t earfcn) {
 }

 float srslte_band_fd(uint32_t earfcn) {
+  if (earfcn > lte_bands[SRSLTE_NOF_LTE_BANDS-1].earfcn_max) {
+    return -1; 
+  }
  uint32_t i = SRSLTE_NOF_LTE_BANDS-1;
  while(i > 0 && lte_bands[i].earfcn_offset>earfcn) {
    i--;
  }
-  return get_fd(&lte_bands[i], earfcn);
+  return get_fd(&lte_bands[i], earfcn);  
 }


 float srslte_band_fu(uint32_t earfcn) {
+  if (earfcn > lte_bands[SRSLTE_NOF_LTE_BANDS-1].earfcn_max) {
+    return -1; 
+  }
  uint32_t i = SRSLTE_NOF_LTE_BANDS-1;
  while(i > 0 && lte_bands[i].earfcn_offset>earfcn) {
    i--;