On 06/21/2016 09:42 PM, Mark Brown wrote: > On Thu, Jun 16, 2016 at 06:24:36PM +0300, Crestez Dan Leonard wrote: > >> + val = ((u8*)val) + read_len; > > This cast looks broken, you should be able to do pointer arithmetic on > void pointers as though they were char *. > Pointer arithmetic on void* is not standard C, it's a GCC extension. I know that GCC extensions are allowed for the kernel but is it really encouraged to rely on them this way? Anyway, are my concerns about the regmap_bus implementation for SPMI valid? In theory this could be submitted in it's present form and let regmap+spmi users If this API is otherwise fine I can just resend this marked as [PATCH] with the cast removed and some rearranged comments. -- Regards, Leonard -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html