From 37300fefd4f95b598449b69648346fa4c04960b2 Mon Sep 17 00:00:00 2001
From: ShirkNeko <109797057+ShirkNeko@users.noreply.github.com>
Date: Mon, 13 Oct 2025 15:37:35 +0800
Subject: [PATCH] kernel: Remove susfs status retrieval

---
 kernel/core_hook.c | 24 -----------------------
 kernel/ksu.h       | 49 ----------------------------------------------
 2 files changed, 73 deletions(-)

diff --git a/kernel/core_hook.c b/kernel/core_hook.c
index 33e4a3e6..6ddf6092 100644
--- a/kernel/core_hook.c
+++ b/kernel/core_hook.c
@@ -863,30 +863,6 @@ int ksu_handle_prctl(int option, unsigned long arg2, unsigned long arg3,
 		return 0;
 	}
 
-	// Get SUSFS function status
-	if (arg2 == CMD_GET_SUSFS_FEATURE_STATUS) {
-    	struct susfs_feature_status status;
-    
-    	if (!ksu_access_ok((void __user*)arg3, sizeof(status))) {
-        	pr_err("susfs_feature_status: arg3 is not accessible\n");
-        	return 0;
-    	}
-    
-    	init_susfs_feature_status(&status);
-    
-    	if (copy_to_user((void __user*)arg3, &status, sizeof(status))) {
-        	pr_err("susfs_feature_status: copy_to_user failed\n");
-        	return 0;
-    	}
-    
-    	if (copy_to_user(result, &reply_ok, sizeof(reply_ok))) {
-        	pr_err("susfs_feature_status: prctl reply error\n");
-    	}
-    
-    	pr_info("susfs_feature_status: successfully returned feature status\n");
-    	return 0;
-	}
-
 #ifdef CONFIG_KSU_MANUAL_SU
 	if (arg2 == CMD_SU_ESCALATION_REQUEST) {
 		uid_t target_uid = (uid_t)arg3;
diff --git a/kernel/ksu.h b/kernel/ksu.h
index cdf3cb15..1c6780a3 100644
--- a/kernel/ksu.h
+++ b/kernel/ksu.h
@@ -33,7 +33,6 @@
 
 #define CMD_ENABLE_KPM 100
 #define CMD_HOOK_TYPE 101
-#define CMD_GET_SUSFS_FEATURE_STATUS 102
 #define CMD_DYNAMIC_MANAGER 103
 #define CMD_GET_MANAGERS 104
 #define CMD_ENABLE_UID_SCANNER 105
@@ -72,54 +71,6 @@ struct manager_list_info {
     } managers[2];
 };
 
-// SUSFS Functional State Structures
-struct susfs_feature_status {
-	bool status_sus_path;
-	bool status_sus_mount;
-	bool status_auto_default_mount;
-	bool status_auto_bind_mount;
-	bool status_sus_kstat;
-	bool status_try_umount;
-	bool status_auto_try_umount_bind;
-	bool status_spoof_uname;
-	bool status_enable_log;
-	bool status_hide_symbols;
-	bool status_spoof_cmdline;
-	bool status_open_redirect;
-	bool status_magic_mount;
-	bool status_sus_su;
-};
-
-struct susfs_config_map {
-    bool *status_field;
-    bool is_enabled;
-};
-
-#define SUSFS_FEATURE_CHECK(config, field) \
-    do { \
-        status->field = IS_ENABLED(config); \
-    } while(0)
-
-static inline void init_susfs_feature_status(struct susfs_feature_status *status) 
-{
-    memset(status, 0, sizeof(*status));
-    
-    SUSFS_FEATURE_CHECK(CONFIG_KSU_SUSFS_SUS_PATH, status_sus_path);
-    SUSFS_FEATURE_CHECK(CONFIG_KSU_SUSFS_SUS_MOUNT, status_sus_mount);
-    SUSFS_FEATURE_CHECK(CONFIG_KSU_SUSFS_AUTO_ADD_SUS_KSU_DEFAULT_MOUNT, status_auto_default_mount);
-    SUSFS_FEATURE_CHECK(CONFIG_KSU_SUSFS_AUTO_ADD_SUS_BIND_MOUNT, status_auto_bind_mount);
-    SUSFS_FEATURE_CHECK(CONFIG_KSU_SUSFS_SUS_KSTAT, status_sus_kstat);
-    SUSFS_FEATURE_CHECK(CONFIG_KSU_SUSFS_TRY_UMOUNT, status_try_umount);
-    SUSFS_FEATURE_CHECK(CONFIG_KSU_SUSFS_AUTO_ADD_TRY_UMOUNT_FOR_BIND_MOUNT, status_auto_try_umount_bind);
-    SUSFS_FEATURE_CHECK(CONFIG_KSU_SUSFS_SPOOF_UNAME, status_spoof_uname);
-    SUSFS_FEATURE_CHECK(CONFIG_KSU_SUSFS_ENABLE_LOG, status_enable_log);
-    SUSFS_FEATURE_CHECK(CONFIG_KSU_SUSFS_HIDE_KSU_SUSFS_SYMBOLS, status_hide_symbols);
-    SUSFS_FEATURE_CHECK(CONFIG_KSU_SUSFS_SPOOF_CMDLINE_OR_BOOTCONFIG, status_spoof_cmdline);
-    SUSFS_FEATURE_CHECK(CONFIG_KSU_SUSFS_OPEN_REDIRECT, status_open_redirect);
-    SUSFS_FEATURE_CHECK(CONFIG_KSU_SUSFS_HAS_MAGIC_MOUNT, status_magic_mount);
-    SUSFS_FEATURE_CHECK(CONFIG_KSU_SUSFS_SUS_SU, status_sus_su);
-}
-
 struct root_profile {
 	int32_t uid;
 	int32_t gid;