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kernel: simpler copy policydb implementation #3350

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Merged
5ec1cff merged 1 commit into from
May 10, 2026
+60 −414
Merged

kernel: simpler copy policydb implementation #3350

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9 changes: 5 additions & 4 deletions kernel/selinux/rules.c
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Original file line number Diff line number Diff line change
Expand Up @@ -51,8 +51,8 @@ void apply_kernelsu_rules()

mutex_lock(&selinux_state.policy_mutex);
pol = ksu_dup_sepolicy(rcu_dereference_protected(old_pol, lockdep_is_held(&selinux_state.policy_mutex)));
if (!pol) {
pr_err("failed to dup selinux_policy\n");
if (IS_ERR(pol)) {
pr_err("failed to dup selinux_policy: %ld\n", PTR_ERR(pol));
goto out_unlock;
}

Expand Down Expand Up @@ -433,8 +433,9 @@ int handle_sepolicy(void __user *user_data, u64 data_len)

old_pol = selinux_state.policy;
pol = ksu_dup_sepolicy(rcu_dereference_protected(old_pol, lockdep_is_held(&selinux_state.policy_mutex)));
if (!pol) {
ret = -ENOMEM;
if (IS_ERR(pol)) {
ret = PTR_ERR(pol);
pr_err("ksu_dup_sepolicy err: %d\n", ret);
goto out_unlock;
}
db = &pol->policydb;
Expand Down
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