Why would you use a macro to avoid code duplication? Regards, Ravi Teja On Mon, Jul 06, 2015 at 05:57:06PM +0530, Sudip Mukherjee wrote: > That is why the macro is there, to avoid the duplication of code. _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel