Revert "nouveau/gsp: cleanup IS_ERR_OR_NULL in rpc_rd"

This is probably much too risky. See the discussion here:

  https://lists.freedesktop.org/archives/dri-devel/2026-May/570353.html

This reverts commit 47f15f6cf0.

Signed-off-by: Lyude Paul <lyude@redhat.com>
Reviewed-by: Timur Tabi <ttabi@nvidia.com>
Link: https://patch.msgid.link/20260528192847.4077458-5-lyude@redhat.com
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
This commit is contained in:
Lyude Paul 2026-05-28 15:27:18 -04:00 • committed by Danilo Krummrich
commit 80fa10569b