fixed memory leak

NetDb.cpp

@@ -515,6 +515,7 @@ namespace data
 					auto floodfill = GetClosestFloodfill (buf + DATABASE_STORE_KEY_OFFSET, excluded);
 					if (floodfill)
 					{
+						excluded.insert (floodfill->GetIdentHash ());	
 						auto floodMsg = NewI2NPShortMessage ();
 						uint8_t * payload = floodMsg->GetPayload ();		
 						memcpy (payload, buf, 33); // key + type
@@ -544,6 +545,8 @@ namespace data
 				i2p::DeleteI2NPMessage (m);
 				return;
 			}	
+			try
+			{	
 				CryptoPP::Gunzip decompressor;
 				decompressor.Put (buf + offset, size);
 				decompressor.MessageEnd();
@@ -552,6 +555,11 @@ namespace data
 				decompressor.Get (uncompressed, uncomressedSize);
 				AddRouterInfo (buf + DATABASE_STORE_KEY_OFFSET, uncompressed, uncomressedSize);
 			}
+			catch (CryptoPP::Exception& ex)
+			{
+				LogPrint (eLogError, "DatabaseStore: ", ex.what ());
+			}
+		}	
 		i2p::DeleteI2NPMessage (m);
 	}