From mboxrd@z Thu Jan 1 00:00:00 1970 From: keith.busch@intel.com (Keith Busch) Date: Wed, 6 Mar 2019 15:03:44 -0700 Subject: [PATCH] nvme/trace: Fix cdw10 buffer overrun Message-ID: <20190306220344.1733-1-keith.busch@intel.com> 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: Keith Busch --- drivers/nvme/host/trace.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/nvme/host/trace.h b/drivers/nvme/host/trace.h index 244d7c177e5a..97d3c77365b8 100644 --- a/drivers/nvme/host/trace.h +++ b/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), -- 2.14.4