ksud, kernel: fix sepolicy patch hint (#2872)

This commit is contained in:
Ylarod
2025-11-06 10:14:54 +08:00
committed by ShirkNeko
parent a8302120c4
commit 699852009c

View File

@@ -178,7 +178,7 @@ 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;
@@ -208,7 +208,7 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
struct policydb *db;
if (!arg4) {
return -1;
return -EINVAL;
}
if (!getenforce()) {
@@ -222,7 +222,7 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
struct sepol_data data = { 0 };
if (copy_from_user(&data, arg4, sizeof(struct sepol_data))) {
pr_err("sepol: copy sepol_data failed.\n");
return -1;
return -EINVAL;
}
sepol1 = (char __user *)data.field_sepol1;
@@ -239,7 +239,7 @@ 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];
@@ -279,7 +279,7 @@ 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];
@@ -323,7 +323,7 @@ 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];