APPLIED: [PATCH 0/1][SRU][Cosmic][Bionic] Fix potential memory corruption on arm64 on dev release

[Kleber Souza]

On 5/3/19 6:03 PM, dann frazier wrote:
> BugLink: https://bugs.launchpad.net/bugs/1827437
> 
> While bionic & cosmic aren't susceptible to the crash described in the
> commit log, there is a potential for memory corruption. This is a
> trivial backport of the fix from the 4.19.29 stable release. Regression
> tested on a HiSilicon D06 (arm64) by removing the hisi_sas_v3_hw driver
> from a ramdisk (in the 5.0 kernel, this would trigger the crash described
> in the commit message). Since this is generic code, also regression tested
> in an x86 VM by removing/inserting the 8139 nic driver several times.
> 
> Geert Uytterhoeven (1):
>   driver core: Postpone DMA tear-down until after devres release
> 
>  drivers/base/dd.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 

Applied to bionic/master-next and cosmic/master-next branches.

Thanks,
Kleber