nvme: Use memcpy instead of memmove in nvme_cdata_get_disk_ident
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Authored by jhb on Nov 20 2025, 2:52 PM.

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rG44d6df4f65b1: nvme: Use memcpy instead of memmove in nvme_cdata_get_disk_ident

Summary

These buffers should not overlap.

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rG FreeBSD src repository

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Buildable 68767
Build 65650: arc lint + arc unit

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jhb created this revision.Nov 20 2025, 2:52 PM

Herald added a subscriber: dab. · View Herald TranscriptNov 20 2025, 2:52 PM

jhb requested review of this revision.Nov 20 2025, 2:52 PM

Harbormaster completed remote builds in B68767: Diff 166850.Nov 20 2025, 2:52 PM

memmove -> memcpy is the right thing because sn and cddata->sn can't possibly overlap.

sys/dev/nvme/nvme.h
35	This is OBE. I committed, without review, this change earlier today. I had missed this review until I was doing a deep-dive into my unread email. mea culpa.

This revision is now accepted and ready to land.Nov 26 2025, 3:02 AM

jhb added inline comments.Dec 1 2025, 2:52 PM

sys/dev/nvme/nvme.h
35	No worries.

jhb retitled this revision from nvme: Small cleanups to <dev/nvme/nvme.h> to nvme: Use memcpy instead of memmove in nvme_cdata_get_disk_ident.Dec 2 2025, 3:56 PM

jhb edited the summary of this revision. (Show Details)

Closed by commit rG44d6df4f65b1: nvme: Use memcpy instead of memmove in nvme_cdata_get_disk_ident (authored by jhb). · Explain WhyDec 2 2025, 4:02 PM

This revision was automatically updated to reflect the committed changes.

jhb added a commit: rG44d6df4f65b1: nvme: Use memcpy instead of memmove in nvme_cdata_get_disk_ident.