lkml.org 
[lkml]   [2016]   [May]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] Revert "i2c: dev: switch from register_chrdev to cdev API"
On Sat, May 28, 2016 at 11:07:47AM +0200, Wolfram Sang wrote:
> This reverts commit d6760b14d4a1243f918d983bba1e35c5a5cd5a6d. When
> hitting Linus' tree, buildbots ran additional checks and found boot
> problems. Although Dan Carpenter provided an obvious fix already, I
> still could not reproduce one problem manually (at least not on a
> Saturday morning). So we'll try again later after some more
> investigation.
>

These kinds of use after frees don't always cause a runtime problem. I
found it using static analysis, but I bet you could detect it if you
enabled kasan. The other option is to enable PAGE_POISONING?

regards,
dan carpenter

\
 
 \ /
  Last update: 2016-05-28 11:41    [W:0.037 / U:0.884 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site