#ifndef SPCA_COMPAT_H#define SPCA_COMPAT_H#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 24)static inline void *video_get_drvdata(struct video_device *vdev){    return vdev->priv;}static inline void video_set_drvdata(struct video_device *vdev, void *data){    vdev->priv = data;}static inline struct video_device *video_device_alloc(void){    struct video_device *vdev;    vdev = kmalloc(sizeof(*vdev), GFP_KERNEL);    if (NULL == vdev)	return NULL;    memset(vdev, 0, sizeof(*vdev));    return vdev;}static inline void video_device_release(struct video_device *vdev){    kfree(vdev);}#endif#endif