lte: Fix strict-overflow compiler warning

Arising on a Fedora 24 optimized static build (gcc version 6.2.1)

src/lte/model/cqa-ff-mac-scheduler.cc

@@ -480,11 +480,11 @@ CqaFfMacScheduler::GetRbgSize (int dlbandwidth)
 }
 
 
-int
+unsigned int
 CqaFfMacScheduler::LcActivePerFlow (uint16_t rnti)
 {
   std::map <LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it;
-  int lcActive = 0;
+  unsigned int lcActive = 0;
   for (it = m_rlcBufferReq.begin (); it != m_rlcBufferReq.end (); it++)
     {
       if (((*it).first.m_rnti == rnti) && (((*it).second.m_rlcTransmissionQueueSize > 0)

src/lte/model/cqa-ff-mac-scheduler.h

@@ -150,7 +150,7 @@ private:
 
   int GetRbgSize (int dlbandwidth);
 
-  int LcActivePerFlow (uint16_t rnti);
+  unsigned int LcActivePerFlow (uint16_t rnti);
 
   double EstimateUlSinr (uint16_t rnti, uint16_t rb);
 

src/lte/model/fdbet-ff-mac-scheduler.cc

@@ -345,11 +345,11 @@ FdBetFfMacScheduler::GetRbgSize (int dlbandwidth)
 }
 
 
-int
+unsigned int
 FdBetFfMacScheduler::LcActivePerFlow (uint16_t rnti)
 {
   std::map <LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it;
-  int lcActive = 0;
+  unsigned int lcActive = 0;
   for (it = m_rlcBufferReq.begin (); it != m_rlcBufferReq.end (); it++)
     {
       if (((*it).first.m_rnti == rnti) && (((*it).second.m_rlcTransmissionQueueSize > 0)

src/lte/model/fdbet-ff-mac-scheduler.h

@@ -149,7 +149,7 @@ private:
 
   int GetRbgSize (int dlbandwidth);
 
-  int LcActivePerFlow (uint16_t rnti);
+  unsigned int LcActivePerFlow (uint16_t rnti);
 
   double EstimateUlSinr (uint16_t rnti, uint16_t rb);
 

src/lte/model/fdmt-ff-mac-scheduler.cc

@@ -334,11 +334,11 @@ FdMtFfMacScheduler::GetRbgSize (int dlbandwidth)
 }
 
 
-int
+unsigned int
 FdMtFfMacScheduler::LcActivePerFlow (uint16_t rnti)
 {
   std::map <LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it;
-  int lcActive = 0;
+  unsigned int lcActive = 0;
   for (it = m_rlcBufferReq.begin (); it != m_rlcBufferReq.end (); it++)
     {
       if (((*it).first.m_rnti == rnti) && (((*it).second.m_rlcTransmissionQueueSize > 0)

src/lte/model/fdmt-ff-mac-scheduler.h

@@ -141,7 +141,7 @@ private:
 
   int GetRbgSize (int dlbandwidth);
 
-  int LcActivePerFlow (uint16_t rnti);
+  unsigned int LcActivePerFlow (uint16_t rnti);
 
   double EstimateUlSinr (uint16_t rnti, uint16_t rb);
 

src/lte/model/fdtbfq-ff-mac-scheduler.cc

@@ -392,11 +392,11 @@ FdTbfqFfMacScheduler::GetRbgSize (int dlbandwidth)
 }
 
 
-int
+unsigned int
 FdTbfqFfMacScheduler::LcActivePerFlow (uint16_t rnti)
 {
   std::map <LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it;
-  int lcActive = 0;
+  unsigned int lcActive = 0;
   for (it = m_rlcBufferReq.begin (); it != m_rlcBufferReq.end (); it++)
     {
       if (((*it).first.m_rnti == rnti) && (((*it).second.m_rlcTransmissionQueueSize > 0)

src/lte/model/fdtbfq-ff-mac-scheduler.h

@@ -156,7 +156,7 @@ private:
 
   int GetRbgSize (int dlbandwidth);
 
-  int LcActivePerFlow (uint16_t rnti);
+  unsigned int LcActivePerFlow (uint16_t rnti);
 
   double EstimateUlSinr (uint16_t rnti, uint16_t rb);
 

src/lte/model/pf-ff-mac-scheduler.cc

@@ -348,11 +348,11 @@ PfFfMacScheduler::GetRbgSize (int dlbandwidth)
 }
 
 
-int
+unsigned int
 PfFfMacScheduler::LcActivePerFlow (uint16_t rnti)
 {
   std::map <LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it;
-  int lcActive = 0;
+  unsigned int lcActive = 0;
   for (it = m_rlcBufferReq.begin (); it != m_rlcBufferReq.end (); it++)
     {
       if (((*it).first.m_rnti == rnti) && (((*it).second.m_rlcTransmissionQueueSize > 0)

src/lte/model/pf-ff-mac-scheduler.h

@@ -148,7 +148,7 @@ private:
 
   int GetRbgSize (int dlbandwidth);
 
-  int LcActivePerFlow (uint16_t rnti);
+  unsigned int LcActivePerFlow (uint16_t rnti);
 
   double EstimateUlSinr (uint16_t rnti, uint16_t rb);
 

src/lte/model/pss-ff-mac-scheduler.cc

@@ -376,11 +376,11 @@ PssFfMacScheduler::GetRbgSize (int dlbandwidth)
 }
 
 
-int
+unsigned int
 PssFfMacScheduler::LcActivePerFlow (uint16_t rnti)
 {
   std::map <LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it;
-  int lcActive = 0;
+  unsigned int lcActive = 0;
   for (it = m_rlcBufferReq.begin (); it != m_rlcBufferReq.end (); it++)
     {
       if (((*it).first.m_rnti == rnti) && (((*it).second.m_rlcTransmissionQueueSize > 0)

src/lte/model/pss-ff-mac-scheduler.h

@@ -157,7 +157,7 @@ private:
 
   int GetRbgSize (int dlbandwidth);
 
-  int LcActivePerFlow (uint16_t rnti);
+  unsigned int LcActivePerFlow (uint16_t rnti);
 
   double EstimateUlSinr (uint16_t rnti, uint16_t rb);
 

src/lte/model/tdbet-ff-mac-scheduler.cc

@@ -345,11 +345,11 @@ TdBetFfMacScheduler::GetRbgSize (int dlbandwidth)
 }
 
 
-int
+unsigned int
 TdBetFfMacScheduler::LcActivePerFlow (uint16_t rnti)
 {
   std::map <LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it;
-  int lcActive = 0;
+  unsigned int lcActive = 0;
   for (it = m_rlcBufferReq.begin (); it != m_rlcBufferReq.end (); it++)
     {
       if (((*it).first.m_rnti == rnti) && (((*it).second.m_rlcTransmissionQueueSize > 0)

src/lte/model/tdbet-ff-mac-scheduler.h

@@ -149,7 +149,7 @@ private:
 
   int GetRbgSize (int dlbandwidth);
 
-  int LcActivePerFlow (uint16_t rnti);
+  unsigned int LcActivePerFlow (uint16_t rnti);
 
   double EstimateUlSinr (uint16_t rnti, uint16_t rb);
 

src/lte/model/tdmt-ff-mac-scheduler.cc

@@ -334,11 +334,11 @@ TdMtFfMacScheduler::GetRbgSize (int dlbandwidth)
 }
 
 
-int
+unsigned int
 TdMtFfMacScheduler::LcActivePerFlow (uint16_t rnti)
 {
   std::map <LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it;
-  int lcActive = 0;
+  unsigned int lcActive = 0;
   for (it = m_rlcBufferReq.begin (); it != m_rlcBufferReq.end (); it++)
     {
       if (((*it).first.m_rnti == rnti) && (((*it).second.m_rlcTransmissionQueueSize > 0)

src/lte/model/tdmt-ff-mac-scheduler.h

@@ -141,7 +141,7 @@ private:
 
   int GetRbgSize (int dlbandwidth);
 
-  int LcActivePerFlow (uint16_t rnti);
+  unsigned int LcActivePerFlow (uint16_t rnti);
 
   double EstimateUlSinr (uint16_t rnti, uint16_t rb);
 

src/lte/model/tdtbfq-ff-mac-scheduler.cc

@@ -392,11 +392,11 @@ TdTbfqFfMacScheduler::GetRbgSize (int dlbandwidth)
 }
 
 
-int
+unsigned int
 TdTbfqFfMacScheduler::LcActivePerFlow (uint16_t rnti)
 {
   std::map <LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it;
-  int lcActive = 0;
+  unsigned int lcActive = 0;
   for (it = m_rlcBufferReq.begin (); it != m_rlcBufferReq.end (); it++)
     {
       if (((*it).first.m_rnti == rnti) && (((*it).second.m_rlcTransmissionQueueSize > 0)

src/lte/model/tdtbfq-ff-mac-scheduler.h

@@ -156,7 +156,7 @@ private:
 
   int GetRbgSize (int dlbandwidth);
 
-  int LcActivePerFlow (uint16_t rnti);
+  unsigned int LcActivePerFlow (uint16_t rnti);
 
   double EstimateUlSinr (uint16_t rnti, uint16_t rb);
 

src/lte/model/tta-ff-mac-scheduler.cc

@@ -334,11 +334,11 @@ TtaFfMacScheduler::GetRbgSize (int dlbandwidth)
 }
 
 
-int
+unsigned int
 TtaFfMacScheduler::LcActivePerFlow (uint16_t rnti)
 {
   std::map <LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it;
-  int lcActive = 0;
+  unsigned int lcActive = 0;
   for (it = m_rlcBufferReq.begin (); it != m_rlcBufferReq.end (); it++)
     {
       if (((*it).first.m_rnti == rnti) && (((*it).second.m_rlcTransmissionQueueSize > 0)

src/lte/model/tta-ff-mac-scheduler.h

@@ -141,7 +141,7 @@ private:
 
   int GetRbgSize (int dlbandwidth);
 
-  int LcActivePerFlow (uint16_t rnti);
+  unsigned int LcActivePerFlow (uint16_t rnti);
 
   double EstimateUlSinr (uint16_t rnti, uint16_t rb);