xnu-7195.101.1.tar.gz

[apple/xnu.git] / bsd / kern / kern_persona.c

diff --git a/bsd/kern/kern_persona.c b/bsd/kern/kern_persona.c
index b3470216aefda293a309c0a2843dfb57e2c62e66..31561cf428b46c507e78da98969a8ddf38ee9b88 100644 (file)
--- a/bsd/kern/kern_persona.c
+++ b/bsd/kern/kern_persona.c
@@ -998,8 +998,7 @@ persona_proc_adopt(proc_t p, struct persona *persona, kauth_cred_t auth_override
 
        /* Only Multiuser Mode needs to update the session login name to the persona name */
 #if (TARGET_OS_IPHONE && !TARGET_OS_SIMULATOR)
-       volatile uint32_t *multiuser_flag_address = (volatile uint32_t *)(uintptr_t)(_COMM_PAGE_MULTIUSER_CONFIG);
-       uint32_t multiuser_flags = *multiuser_flag_address;
+       uint32_t multiuser_flags = COMM_PAGE_READ(uint32_t, MULTIUSER_CONFIG);
        /* set the login name of the session */
        if (multiuser_flags) {
                struct session * sessp = proc_session(p);