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drm/virtio: use strscpy() to instead of strncpy()

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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.panda@zte.com.cn>
Signed-off-by: Yang Yang <yang.yang29@zte.com>
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/202212070913161959936@zte.com.cn
This commit is contained in:
Xu Panda
2022-12-07 09:13:16 +08:00
committed by Dmitry Osipenko
parent c5a486af9d
commit 8ac7524633
1 changed files with 1 additions and 2 deletions
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3
drivers/gpu/drm/virtio/virtgpu_vq.c
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@@ -923,8 +923,7 @@ 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);
}