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Peripheral holding CID0 cannot be accessed, remove this completely
incorrect check. While there, fix and simplify the semaphore checking
that should be performed when the CID filtering is enabled.
Fixes: a182084572 ("bus: rifsc: introduce RIFSC firewall controller driver")
Signed-off-by: Gatien Chevallier <gatien.chevallier@foss.st.com>
Link: https://lore.kernel.org/r/20260129-fix_cid_check_rifsc-v1-1-ef280ccf764d@foss.st.com
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>