Fixing some warnings

src/algorithms/acquisition/gnuradio_blocks/galileo_e5a_noncoherent_iq_acquisition_caf_cc.cc

@@ -773,6 +773,6 @@ int galileo_e5a_noncoherentIQ_acquisition_caf_cc::general_work(int noutput_items
 	    }
     }
 
-    return 0;
+    return noutput_items;
 }
 

src/algorithms/acquisition/gnuradio_blocks/galileo_pcps_8ms_acquisition_cc.cc

@@ -402,5 +402,5 @@ int galileo_pcps_8ms_acquisition_cc::general_work(int noutput_items,
         }
     }
 
-    return 0;
+    return noutput_items;
 }

src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition_cc.cc

@@ -398,5 +398,5 @@ int pcps_acquisition_cc::general_work(int noutput_items,
         }
     }
 
-    return 0;
+    return noutput_items;
 }

src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition_fine_doppler_cc.cc

@@ -504,5 +504,5 @@ int pcps_acquisition_fine_doppler_cc::general_work(int noutput_items,
     //DLOG(INFO)<<"d_sample_counter="<<d_sample_counter<<std::endl;
     d_sample_counter += d_fft_size; // sample counter
     consume_each(d_fft_size);
-    return 0;
+    return noutput_items;
 }

src/algorithms/acquisition/gnuradio_blocks/pcps_assisted_acquisition_cc.cc

@@ -466,5 +466,5 @@ int pcps_assisted_acquisition_cc::general_work(int noutput_items,
         break;
     }
 
-    return 0;
+    return noutput_items;
 }

src/algorithms/acquisition/gnuradio_blocks/pcps_cccwsr_acquisition_cc.cc

@@ -427,5 +427,5 @@ int pcps_cccwsr_acquisition_cc::general_work(int noutput_items,
         }
     }
 
-    return 0;
+    return noutput_items;
 }

src/algorithms/acquisition/gnuradio_blocks/pcps_multithread_acquisition_cc.cc

@@ -455,5 +455,5 @@ int pcps_multithread_acquisition_cc::general_work(int noutput_items,
 
     consume_each(ninput_items[0]);
 
-    return 0;
+    return noutput_items;
 }

src/algorithms/acquisition/gnuradio_blocks/pcps_opencl_acquisition_cc.cc

@@ -821,5 +821,5 @@ int pcps_opencl_acquisition_cc::general_work(int noutput_items,
 
     consume_each(ninput_items[0]);
 
-    return 0;
+    return noutput_items;
 }

src/algorithms/acquisition/gnuradio_blocks/pcps_quicksync_acquisition_cc.cc

@@ -557,5 +557,5 @@ int pcps_quicksync_acquisition_cc::general_work(int noutput_items,
         }
     }
     //DLOG(INFO) << "END GENERAL WORK";
-    return 0;
+    return noutput_items;
 }

src/algorithms/acquisition/gnuradio_blocks/pcps_tong_acquisition_cc.cc

@@ -420,5 +420,5 @@ int pcps_tong_acquisition_cc::general_work(int noutput_items,
         }
     }
 
-    return 0;
+    return noutput_items;
 }