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tdfx: Handle errors from copyin() and copyout()

Description

tdfx: Handle errors from copyin() and copyout()

This is in preparation for annotating copyin() and related functions
with __result_use_check.

MFC after: 1 week

(cherry picked from commit 2873d841f81cdc205135370875d3d71a3402e90a)

Details

Provenance
markjAuthored on Dec 26 2023, 11:59 PM
Parents
rG1e7389419122: hptmv: Handle errors from copyout() in hpt_set_info()
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