On Wed, Feb 05, 2014 at 03:44:04PM -0800, James Bottomley wrote: > Why do this? cmd is still likely to be not NULL, which helps the > compiler optimise. Because testing for non-NULL pointers gets that hint implicitly from gcc. -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html