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"Calvin" == Calvin Owens [off-list ref] writes:
Calvin> We blindly trust the hardware to give us NUL-terminated strings,
Calvin> which is a bad idea because it doesn't always do that. For
Calvin> example:
Calvin> [ 481.184784] mpt3sas_cm0: enclosure level(0x0000), connector
Calvin> name( \x3)
Calvin> In this case, connector_name is four spaces. We got lucky here
Calvin> because the 2nd byte beyond our character array happens to be a
Calvin> NUL. Fix this by explicitly writing '\0' to the end of the
Calvin> string to ensure we don't run off the edge of the world in
Calvin> printk().
Applied to 4.9/scsi-queue.
--
Martin K. Petersen Oracle Linux Engineering