On Mon, Jul 13, 2015 at 05:14:21PM +0100, Paul Burton wrote: > The db_assert call checks whether the bus_num pointer is non-NULL, but > does so after said pointer has been dereferenced by the assignment on > the previous line. Thus the check is pointless & likely to have been > optimised out by the compiler anyway. The check_args function is static > & only ever called from the local file with bus_num being a pointer to > an on-stack variable, so the check seems somewhat overzealous anyway. > Simply remove it. Thanks, applied. Your patch btw. leaves the db_verify() macro as the sole caller of db_assert() and db_verify() itself is unused and in fact, nothing includes <asm/debug.h> anymore. Removing <asm/debug.h> leaves CONFIG_RUNTIME_DEBUG unused, so I'm removing that one, too. Ralf