Use the zeroing function instead of dma_alloc_coherent & memset(,0,)
Signed-off-by: Joe Perches joe@perches.com --- drivers/gpu/drm/drm_pci.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c index 020cfd9..6b3ca60 100644 --- a/drivers/gpu/drm/drm_pci.c +++ b/drivers/gpu/drm/drm_pci.c @@ -55,15 +55,13 @@ drm_dma_handle_t *drm_pci_alloc(struct drm_device * dev, size_t size, size_t ali return NULL;
dmah->size = size; - dmah->vaddr = dma_alloc_coherent(&dev->pdev->dev, size, &dmah->busaddr, GFP_KERNEL | __GFP_COMP); - + dmah->vaddr = dma_zalloc_coherent(&dev->pdev->dev, size, &dmah->busaddr, + GFP_KERNEL | __GFP_COMP); if (dmah->vaddr == NULL) { kfree(dmah); return NULL; }
- memset(dmah->vaddr, 0, size); - /* XXX - Is virt_to_page() legal for consistent mem? */ /* Reserve */ for (addr = (unsigned long)dmah->vaddr, sz = size;