rust: drm: fix non-const read8 in unit test

With CONFIG_CC_OPTIMIZE_FOR_SIZE, the address validity check in non-const
`read8` invocaction is not optimized away, leading to build failure.

Fixes: d055768429 ("rust: drm: gem: shmem: Add vmap functions")
Signed-off-by: Gary Guo <gary@garyguo.net>
Link: https://patch.msgid.link/20260716142545.3622278-2-gary@kernel.org
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
This commit is contained in:
Gary Guo 2026-07-16 15:25:44 +01:00 • committed by Danilo Krummrich
commit 22e77d81d0