Re: cvs commit: src/sys/kern kern_lockf.c

[Joerg Sonnenberger <joerg@xxxxxxxxxxxxxxxxx>]

On Mon, May 10, 2004 at 07:11:37PM -0700, Matthew Dillon wrote:
> dillon      2004/05/10 19:11:36 PDT
> 
> DragonFly src repository
> 
>   Modified files:
>     sys/kern             kern_lockf.c 
>   Log:
>   lf_alloc_range() must initialize the returned structure sufficiently such that
>   lf_destroy_range() doesn't explode on us and corrupt system memory.

Matt, lf_destroy_range called with accounting == 0 doesn't follow any
pointer in the range, it just uses the values directly. This is not the
bug which corrupts the memory.

Joerg

>   
>   This should fix the serious FS corruption reports we've been getting.
>   
>   Revision  Changes    Path
>   1.14      +9 -1      src/sys/kern/kern_lockf.c
> 
> 
> http://www.dragonflybsd.org/cvsweb/src/sys/kern/kern_lockf.c.diff?r1=1.13&r2=1.14&f=h
>