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kernel:Add Huawei hisi check (#1545)

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Use huawei_hisi_check.h to determine whether it is an old Huawei
HiSilicon device.
Solve:  
1. Compatible with non-GKI Huawei HiSilicon devices
2. Solve different bugs in EMUI of different system versions
3. Does not affect other devices
This commit is contained in:
Coconut
2024-03-28 14:20:00 +08:00
committed by GitHub
parent 58416be4a5
commit 4f05fe226e
4 changed files with 22 additions and 19 deletions
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4
kernel/core_hook.c
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@@ -618,7 +618,7 @@ static int ksu_task_prctl(int option, unsigned long arg2, unsigned long arg3,
return -ENOSYS;
}
// kernel 4.4 and 4.9
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 10, 0)
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 10, 0) || defined(CONFIG_IS_HW_HISI)
static int ksu_key_permission(key_ref_t key_ref, const struct cred *cred,
unsigned perm)
{
@@ -651,7 +651,7 @@ static struct security_hook_list ksu_hooks[] = {
LSM_HOOK_INIT(task_prctl, ksu_task_prctl),
LSM_HOOK_INIT(inode_rename, ksu_inode_rename),
LSM_HOOK_INIT(task_fix_setuid, ksu_task_fix_setuid),
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 10, 0)
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 10, 0) || defined(CONFIG_IS_HW_HISI)
LSM_HOOK_INIT(key_permission, ksu_key_permission)
#endif
};