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kernel: always apply sepolicy rules even if selinux is permissive

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tiann
2023-04-18 14:15:37 +08:00
parent c8b4798b61
commit 0c9ecf3abc
1 changed files with 8 additions and 7 deletions
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13
kernel/selinux/rules.c
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@@ -39,8 +39,7 @@ static struct policydb *get_policydb(void)
void apply_kernelsu_rules() void apply_kernelsu_rules()
{ {
if (!getenforce()) { if (!getenforce()) {
pr_info("SELinux permissive or disabled, don't apply rules."); pr_info("SELinux permissive or disabled, apply rules!");
return;
} }
rcu_read_lock(); rcu_read_lock();
@@ -169,8 +168,11 @@ static int get_object(char *buf, char __user *user_object, size_t buf_sz,
} }
// reset avc cache table, otherwise the new rules will not take effect if already denied // reset avc cache table, otherwise the new rules will not take effect if already denied
static void reset_avc_cache() { static void reset_avc_cache()
#if ((KERNEL_VERSION(4, 14, 0) <= LINUX_VERSION_CODE) && (LINUX_VERSION_CODE < KERNEL_VERSION(4, 14, 163))) || (LINUX_VERSION_CODE < KERNEL_VERSION(4, 9, 337)) {
#if ((KERNEL_VERSION(4, 14, 0) <= LINUX_VERSION_CODE) && \
(LINUX_VERSION_CODE < KERNEL_VERSION(4, 14, 163))) || \
(LINUX_VERSION_CODE < KERNEL_VERSION(4, 9, 337))
avc_ss_reset(0); avc_ss_reset(0);
selnl_notify_policyload(0); selnl_notify_policyload(0);
selinux_status_update_policyload(0); selinux_status_update_policyload(0);
@@ -190,8 +192,7 @@ int handle_sepolicy(unsigned long arg3, void __user *arg4)
} }
if (!getenforce()) { if (!getenforce()) {
pr_info("SELinux permissive or disabled, don't apply policies."); pr_info("SELinux permissive or disabled when handle policy!\n");
return 0;
} }
struct sepol_data data; struct sepol_data data;