nvme-trace: fix cdw10 buffer overrun

The field is defined to be a 24 byte array, we don't need to multiply
the sizeof() that field by the number of dwords it covers.
Signed-off-by: NKeith Busch <keith.busch@intel.com>
Reviewed-by: NSagi Grimberg <sagi@grimberg.me>
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Signed-off-by: NJens Axboe <axboe@kernel.dk>

drivers/nvme/host/trace.h

@@ -108,7 +108,7 @@ TRACE_EVENT(nvme_setup_cmd,
 		__entry->metadata = le64_to_cpu(cmd->common.metadata);
 		__assign_disk_name(__entry->disk, req->rq_disk);
 		memcpy(__entry->cdw10, &cmd->common.cdw10,
-			6 * sizeof(__entry->cdw10));
+			sizeof(__entry->cdw10));
 	    ),
 	    TP_printk("nvme%d: %sqid=%d, cmdid=%u, nsid=%u, flags=0x%x, meta=0x%llx, cmd=(%s %s)",
 		      __entry->ctrl_id, __print_disk_name(__entry->disk),