Fix bug

解决了cnn_run内存溢出的问题

PORTING/CNN/cnn.c

@@ -620,12 +620,12 @@ void cnn_run()
 		myfree(SRAMEX, yi);
 		myfree(SRAMEX, CNN_data);
 		myfree(SRAMEX, Full_output1);
-		myfree(SRAMEX, Matrix_data);
     }
     else printf("No\r\n");/*<2A><><EFBFBD><EFBFBD>û<EFBFBD>ŵ<EFBFBD><C5B5><EFBFBD>ӡ<EFBFBD><D3A1>No<4E><6F>*/
     printf("maxvalue is:%f\t",maxvalue);
     printf("meanvalue is:%f\t",meanvalue);
     printf("std_devvalue is:%f\r\n",std_devvalue);
+	myfree(SRAMEX, Matrix_data);
 	isrun = 0;
 }