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kernel: Remove unreachable vfs_statx handling

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Wang Han
2025-11-25 09:07:20 +08:00
committed by ShirkNeko
parent c5d473c815
commit 7c7e72f111
1 changed files with 0 additions and 15 deletions
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15
kernel/sucompat.c
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@@ -107,20 +107,6 @@ int ksu_handle_stat(int *dfd, const char __user **filename_user, int *flags)
char path[sizeof(su) + 1]; char path[sizeof(su) + 1];
memset(path, 0, sizeof(path)); memset(path, 0, sizeof(path));
// Remove this later!! we use syscall hook, so this will never happen!!!!!
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0) && 0
// it becomes a `struct filename *` after 5.18
// https://elixir.bootlin.com/linux/v5.18/source/fs/stat.c#L216
const char sh[] = SH_PATH;
struct filename *filename = *((struct filename **)filename_user);
if (IS_ERR(filename)) {
return 0;
}
if (likely(memcmp(filename->name, su, sizeof(su))))
return 0;
pr_info("vfs_statx su->sh!\n");
memcpy((void *)filename->name, sh, sizeof(sh));
#else
strncpy_from_user_nofault(path, *filename_user, sizeof(path)); strncpy_from_user_nofault(path, *filename_user, sizeof(path));
if (unlikely(!memcmp(path, su, sizeof(su)))) { if (unlikely(!memcmp(path, su, sizeof(su)))) {
@@ -130,7 +116,6 @@ int ksu_handle_stat(int *dfd, const char __user **filename_user, int *flags)
pr_info("newfstatat su->sh!\n"); pr_info("newfstatat su->sh!\n");
*filename_user = sh_user_path(); *filename_user = sh_user_path();
} }
#endif
return 0; return 0;
} }