gpu/drm/virtio/virtgpu_vq.c: Use kmem_cache_zalloc

Replaced kmem_cache_alloc + memset with kmem_cache_zalloc

Signed-off-by: Sabyasachi Gupta <sabyasachi.linux@gmail.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/5bc9ff7e.1c69fb81.105c2.1fef@mx.google.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c
index d2861da..51bef17 100644 (file)
--- a/drivers/gpu/drm/virtio/virtgpu_vq.c
+++ b/drivers/gpu/drm/virtio/virtgpu_vq.c
@@ -78,10 +78,9 @@ virtio_gpu_get_vbuf(struct virtio_gpu_device *vgdev,
 {
        struct virtio_gpu_vbuffer *vbuf;
 
-       vbuf = kmem_cache_alloc(vgdev->vbufs, GFP_KERNEL);
+       vbuf = kmem_cache_zalloc(vgdev->vbufs, GFP_KERNEL);
        if (!vbuf)
                return ERR_PTR(-ENOMEM);
-       memset(vbuf, 0, VBUFFER_SIZE);
 
        BUG_ON(size > MAX_INLINE_CMD_SIZE);
        vbuf->buf = (void *)vbuf + sizeof(*vbuf);