[PATCH] afs: fix no return statement in function returning non-void

[Randy Dunlap]

On 4/8/21 7:06 AM, David Howells wrote:
> Zheng Zengkai <zhengzengkai at huawei.com> wrote:
> 
>>  static int afs_dir_set_page_dirty(struct page *page)
>>  {
>>  	BUG(); /* This should never happen. */
>> +	return 0;
>>  }
> 
> That shouldn't be necessary.  BUG() should be marked as 'no return' to the
> compiler.  What arch and compiler are you using?

How do mark a #define BUG() as __noreturn?

Several arch-es use #define for BUG() instead of using a function.

-- 
~Randy