rtl88x2CE_WiFi_linux add concurrent mode

hc

2024-09-20 cf4ce59b3b70238352c7f1729f0f7223214828ad

 kernel/fs/proc/namespaces.c
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@@ -33,6 +33,10 @@
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 #ifdef CONFIG_CGROUPS
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 	&cgroupns_operations,
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 #endif
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+#ifdef CONFIG_TIME_NS
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+	&timens_operations,
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+	&timens_for_children_operations,
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+#endif
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 };
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 static const char *proc_ns_get_link(struct dentry *dentry,
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@@ -42,22 +46,26 @@
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 	const struct proc_ns_operations *ns_ops = PROC_I(inode)->ns_ops;
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 	struct task_struct *task;
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 	struct path ns_path;
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-	void *error = ERR_PTR(-EACCES);
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+	int error = -EACCES;
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 	if (!dentry)
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 		return ERR_PTR(-ECHILD);
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 	task = get_proc_task(inode);
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 	if (!task)
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-		return error;
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+		return ERR_PTR(-EACCES);
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-	if (ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS)) {
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-		error = ns_get_path(&ns_path, task, ns_ops);
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-		if (!error)
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-			nd_jump_link(&ns_path);
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-	}
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+	if (!ptrace_may_access(task, PTRACE_MODE_READ_FSCREDS))
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+		goto out;
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+
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+	error = ns_get_path(&ns_path, task, ns_ops);
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+	if (error)
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+		goto out;
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+
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+	error = nd_jump_link(&ns_path);
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+out:
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 	put_task_struct(task);
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-	return error;
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+	return ERR_PTR(error);
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 }
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 static int proc_ns_readlink(struct dentry *dentry, char __user *buffer, int buflen)