Re: [PATCH] misc/genwqe: ensure zero initialization

2016-09-23 Thread Sebastian Ott
On Thu, 22 Sep 2016, Frank Haverkamp wrote: > > On 12.09.2016, at 20:09, Sebastian Ott wrote: > > Genwqe uses dma_alloc_coherent and depends on zero initialized memory. On > > one occasion it ueses an explicit memset on others it uses un-initialized > > memory. > > > > This bug was covered becaus

Re: [PATCH] misc/genwqe: ensure zero initialization

2016-09-22 Thread Frank Haverkamp
Hi Sebastian, > On 12.09.2016, at 20:09, Sebastian Ott wrote: > > > Genwqe uses dma_alloc_coherent and depends on zero initialized memory. On > one occasion it ueses an explicit memset on others it uses un-initialized > memory. > > This bug was covered because some archs actually return zero i

[PATCH] misc/genwqe: ensure zero initialization

2016-09-12 Thread Sebastian Ott
Genwqe uses dma_alloc_coherent and depends on zero initialized memory. On one occasion it ueses an explicit memset on others it uses un-initialized memory. This bug was covered because some archs actually return zero initialized memory when using dma_alloc_coherent but this is by no means guarant