Re: [PATCH 10/49] drivers/gpu: Use vzalloc

[Thomas Hellstrom]

On 11/05/2010 04:07 AM, Joe Perches wrote:
> Signed-off-by: Joe Perches<joe@xxxxxxxxxxx>
>    
Reviewed-by: Thomas Hellstrom <thellstrom@xxxxxxxxxx>

> ---
>   drivers/gpu/drm/via/via_dmablit.c |    4 ++--
>   1 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/via/via_dmablit.c b/drivers/gpu/drm/via/via_dmablit.c
> index 9b5b4d9..3e038a3 100644
> --- a/drivers/gpu/drm/via/via_dmablit.c
> +++ b/drivers/gpu/drm/via/via_dmablit.c
> @@ -235,9 +235,9 @@ via_lock_all_dma_pages(drm_via_sg_info_t *vsg,  drm_via_dmablit_t *xfer)
>   	vsg->num_pages = VIA_PFN(xfer->mem_addr + (xfer->num_lines * xfer->mem_stride - 1)) -
>   		first_pfn + 1;
>
> -	if (NULL == (vsg->pages = vmalloc(sizeof(struct page *) * vsg->num_pages)))
> +	vsg->pages = vzalloc(sizeof(struct page *) * vsg->num_pages);
> +	if (NULL == vsg->pages)
>   		return -ENOMEM;
> -	memset(vsg->pages, 0, sizeof(struct page *) * vsg->num_pages);
>   	down_read(&current->mm->mmap_sem);
>   	ret = get_user_pages(current, current->mm,
>   			     (unsigned long)xfer->mem_addr,
>    

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