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Differential D43177

mpr: Handle errors from copyout() in ioctl handlers
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Authored by markj on Dec 25 2023, 5:58 PM.
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F168385668: D43177.id131853.diff
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asomers
imp
ken
slm
Commits
rG4392ef59412d: mpr: Handle errors from copyout() in ioctl handlers
rGd60d9b713a46: mpr: Handle errors from copyout() in ioctl handlers
rG68cc77a3b73f: mpr: Handle errors from copyout() in ioctl handlers
Summary

In preparation for adding a __result_use_check annotation to copyin()
and related functions, start checking for errors from copyout() in
the mpr(4) user command handler. This should make it easier to catch
bugs.

MFC after: 1 month

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rG FreeBSD src repository
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Buildable 55107
Build 51996: arc lint + arc unit

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sys/
dev/
mpr/
39 lines

Diff 131834

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sys/dev/mpr/mpr_user.c

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