[Review] drivers: stm32_risab: rework regs_access_granted()

Simplify conditions. Signed-off-by: Gatien Chevallier <[email protected]>
OP-TEE · Feb 6, 2025 · 7b955b9 · 7b955b9
1 parent c761142
commit 7b955b9
Showing 1 changed file with 2 additions and 5 deletions.
diff --git a/core/drivers/firewall/stm32_risab.c b/core/drivers/firewall/stm32_risab.c
@@ -170,14 +170,11 @@ static bool regs_access_granted(struct stm32_risab_pdata *risab_d,
 		return true;
 
 	/* Trusted CID access */
-	if (is_tdcid &&
-	    (cidcfgr & _RISAB_PG_CIDCFGR_CFEN &&
-	     !(cidcfgr & _RISAB_PG_CIDCFGR_DCEN)))
+	if (is_tdcid && !(cidcfgr & _RISAB_PG_CIDCFGR_DCEN))
 		return true;
 
 	/* Delegated CID access check */
-	if (cidcfgr & _RISAB_PG_CIDCFGR_CFEN &&
-	    cidcfgr & _RISAB_PG_CIDCFGR_DCEN &&
+	if (cidcfgr & _RISAB_PG_CIDCFGR_DCEN &&
 	    ((cidcfgr & _RISAB_PG_CIDCFGR_DDCID_MASK) >>
 	     _RISAB_PG_CIDCFGR_DDCID_SHIFT) == RIF_CID1)
 		return true;