RDMA/ionic: Add robust udata compatibility checks to all uapi verbs

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Enable the robust udata contract by setting uverbs_robust_udata and
adding proper input validation and output handling to all verbs that
accept struct ib_udata.

For verbs with no driver request or response struct, add
ib_no_udata_io(). For create_ah, which already responds with
ionic_ah_resp, add the missing input validation via
ib_is_udata_in_empty().

Signed-off-by: Abhijit Gangurde <abhijit.gangurde@amd.com>
Link: https://patch.msgid.link/20260717092345.2533564-1-abhijit.gangurde@amd.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>

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Abhijit Gangurde 2026-07-17 14:53:45 +05:30 • committed by Leon Romanovsky

parent eb70d83a86

commit 28a06de731

2 changed files with 39 additions and 0 deletions

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38

drivers/infiniband/hw/ionic/ionic_controlpath.c

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1

drivers/infiniband/hw/ionic/ionic_ibdev.c

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