[PATCH linux-next] drm/virtio: use strscpy() to instead of strncpy()

[yang.yang29]

From: Xu Panda <xu.pa...@zte.com.cn>

The implementation of strscpy() is more robust and safer.
That's now the recommended way to copy NUL terminated strings.

Signed-off-by: Xu Panda <xu.pa...@zte.com.cn>
Signed-off-by: Yang Yang <yang.yan...@zte.com>
---
 drivers/gpu/drm/virtio/virtgpu_vq.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c 
b/drivers/gpu/drm/virtio/virtgpu_vq.c
index 9ff8660b50ad..7d95bc74b307 100644
--- a/drivers/gpu/drm/virtio/virtgpu_vq.c
+++ b/drivers/gpu/drm/virtio/virtgpu_vq.c
@@ -916,8 +916,7 @@ void virtio_gpu_cmd_context_create(struct virtio_gpu_device 
*vgdev, uint32_t id,
        cmd_p->hdr.ctx_id = cpu_to_le32(id);
        cmd_p->nlen = cpu_to_le32(nlen);
        cmd_p->context_init = cpu_to_le32(context_init);
-       strncpy(cmd_p->debug_name, name, sizeof(cmd_p->debug_name) - 1);
-       cmd_p->debug_name[sizeof(cmd_p->debug_name) - 1] = 0;
+       strscpy(cmd_p->debug_name, name, sizeof(cmd_p->debug_name));
        virtio_gpu_queue_ctrl_buffer(vgdev, vbuf);
 }

-- 
2.15.2