From a81da2c586db9afaf4ea02a090559fd7d257b128 Mon Sep 17 00:00:00 2001
From: Ylarod <me@ylarod.cn>
Date: Thu, 6 Nov 2025 10:14:54 +0800
Subject: [PATCH] fix sepolicy patch hint (#2872)

---
 kernel/selinux/rules.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/kernel/selinux/rules.c b/kernel/selinux/rules.c
index 01b3e9b0..1972e374 100644
--- a/kernel/selinux/rules.c
+++ b/kernel/selinux/rules.c
@@ -210,7 +210,7 @@ static int get_object(char *buf, char __user *user_object, size_t buf_sz,
     }
 
     if (strncpy_from_user(buf, user_object, buf_sz) < 0) {
-        return -1;
+        return -EINVAL;
     }
 
     *object = buf;
@@ -240,7 +240,7 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
     struct policydb *db;
 
     if (!arg4) {
-        return -1;
+        return -EINVAL;
     }
 
     if (!getenforce()) {
@@ -287,7 +287,7 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
 
     db = get_policydb();
 
-    int ret = -1;
+    int ret = -EINVAL;
     if (cmd == CMD_NORMAL_PERM) {
         char src_buf[MAX_SEPOL_LEN];
         char tgt_buf[MAX_SEPOL_LEN];
@@ -328,7 +328,7 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
         } else {
             pr_err("sepol: unknown subcmd: %d\n", subcmd);
         }
-        ret = success ? 0 : -1;
+        ret = success ? 0 : -EINVAL;
 
     } else if (cmd == CMD_XPERM) {
         char src_buf[MAX_SEPOL_LEN];
@@ -373,7 +373,7 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
         } else {
             pr_err("sepol: unknown subcmd: %d\n", subcmd);
         }
-        ret = success ? 0 : -1;
+        ret = success ? 0 : -EINVAL;
     } else if (cmd == CMD_TYPE_STATE) {
         char src[MAX_SEPOL_LEN];