Merge pull request #7052 from mirelachirica/bc95_sock_id_fix

Cellular: BC95 socket creation to fail on missing socket id in the re…

Author: adbridge

features/cellular/framework/AT/AT_CellularStack.cpp

@@ -250,7 +250,10 @@ nsapi_size_or_error_t AT_CellularStack::socket_sendto(nsapi_socket_t handle, con
 
         _at.unlock();
         if (ret_val != NSAPI_ERROR_OK) {
+            tr_error("Error creating socket to send to: %s error code: %d", addr.get_ip_address(), ret_val);
             return ret_val;
+        } else {
+            tr_info("Success creating socket to send to: %s", addr.get_ip_address());
         }
     }
 
@@ -265,6 +268,12 @@ nsapi_size_or_error_t AT_CellularStack::socket_sendto(nsapi_socket_t handle, con
     _at.lock();
 
     ret_val = socket_sendto_impl(socket, addr, data, size);
+    
+    if (ret_val <= 0) {
+        tr_error("Error sending to: %s error code: %d", addr.get_ip_address(), ret_val);
+    } else {
+        tr_info("Success sending %d Bytes to: %s", ret_val, addr.get_ip_address());
+    }
 
     _at.unlock();
 

features/cellular/framework/targets/QUECTEL/BC95/QUECTEL_BC95_CellularStack.cpp

@@ -119,7 +119,7 @@ nsapi_error_t QUECTEL_BC95_CellularStack::create_socket_impl(CellularSocket *soc
         }
     }
 
-    if (!socketOpenWorking) {
+    if (!socketOpenWorking || (sock_id == -1)) {
         tr_error("Socket create failed!");
         return NSAPI_ERROR_NO_SOCKET;
     }