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kernel: Remove redundant checks

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ShirkNeko
2025-11-09 16:41:54 +08:00
parent 1c86944142
commit ae104ed4a4
2 changed files with 0 additions and 24 deletions
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22
kernel/kernel_umount.c
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@@ -166,23 +166,6 @@ static void umount_tw_func(struct callback_head *cb)
kfree(tw);
}
static inline bool is_appuid(uid_t uid)
{
#define PER_USER_RANGE 100000
#define FIRST_APPLICATION_UID 10000
#define LAST_APPLICATION_UID 19999
uid_t appid = uid % PER_USER_RANGE;
return appid >= FIRST_APPLICATION_UID && appid <= LAST_APPLICATION_UID;
}
static inline bool is_unsupported_uid(uid_t uid)
{
#define LAST_APPLICATION_UID 19999
uid_t appid = uid % 100000;
return appid > LAST_APPLICATION_UID;
}
int ksu_handle_umount(uid_t old_uid, uid_t new_uid)
{
struct umount_tw *tw;
@@ -196,11 +179,6 @@ int ksu_handle_umount(uid_t old_uid, uid_t new_uid)
return 0;
}
if (!is_appuid(new_uid) || is_unsupported_uid(new_uid)) {
pr_info("handle setuid ignore non application or isolated uid: %d\n", new_uid);
return 0;
}
if (!ksu_uid_should_umount(new_uid)) {
return 0;
} else {