[lkml]   [2018]   [Jan]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH] cgroup: remove incorrect check on the return value of css_alloc

On Mon, Jan 22, 2018 at 09:38:51PM +0800, Xiongwei Song wrote:
> The function css_alloc never return NULL, it may return normal pointer or

It's a calling a controller implemented method. I'd much rather keep
the extra protection.

> error codes that made by ERR_PTR, so !css is always false, we need use
> IS_ERR to check it, and if this is true, we should use ERR_CAST handle it.

It's of the same type. Why would it need casting?



 \ /
  Last update: 2018-01-22 16:56    [W:0.029 / U:38.840 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site