File qradiolink-fix-return-in-nonvoid-functions.patch of Package qradiolink

diff -up qradiolink/src/gr/limesdr/common/device_handler.cc.cccc qradiolink/src/gr/limesdr/common/device_handler.cc
--- qradiolink/src/gr/limesdr/common/device_handler.cc.cccc	2022-11-26 15:49:27.632990534 +0100
+++ qradiolink/src/gr/limesdr/common/device_handler.cc	2022-11-26 15:53:57.751246167 +0100
@@ -346,6 +346,7 @@ double device_handler::set_rf_freq(int d
         std::cout << "ERROR: device_handler::set_rf_freq(): rf_freq must be more than 0 Hz."
                   << std::endl;
         close_all_devices();
+        return 0;
     } else {
         std::cout << "INFO: device_handler::set_rf_freq(): ";
         if (LMS_SetLOFrequency(device_handler::getInstance().get_device(device_number),
@@ -432,6 +433,7 @@ double device_handler::set_analog_filter
         std::cout << "ERROR: device_handler::set_analog_filter(): channel must be 0 or 1."
                   << std::endl;
         close_all_devices();
+        return 0;
     }
 }
 
@@ -465,6 +467,7 @@ double device_handler::set_digital_filte
         std::cout << "ERROR: device_handler::set_digital_filter(): channel must be 0 or 1."
                   << std::endl;
         close_all_devices();
+        return 0;
     }
 }
 
@@ -489,6 +492,7 @@ device_handler::set_gain(int device_numb
         std::cout << "ERROR: device_handler::set_gain(): valid gain range [0, 73] "
                   << std::endl;
         close_all_devices();
+        return 0;
     }
 }