Differential D4712 Diff 22803 head/sys/dev/null/null.c

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head/sys/dev/null/null.c

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	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF			* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.			* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	*			*
	*/			*/

	#include <sys/cdefs.h>			#include <sys/cdefs.h>
	__FBSDID("$FreeBSD$");			__FBSDID("$FreeBSD$");

				#include "opt_compat.h"

	#include <sys/param.h>			#include <sys/param.h>
	#include <sys/systm.h>			#include <sys/systm.h>
	#include <sys/conf.h>			#include <sys/conf.h>
	#include <sys/uio.h>			#include <sys/uio.h>
	#include <sys/kernel.h>			#include <sys/kernel.h>
	#include <sys/malloc.h>			#include <sys/malloc.h>
	#include <sys/module.h>			#include <sys/module.h>
	#include <sys/disk.h>			#include <sys/disk.h>
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	static int			static int
	null_ioctl(struct cdev *dev __unused, u_long cmd, caddr_t data __unused,			null_ioctl(struct cdev *dev __unused, u_long cmd, caddr_t data __unused,
	int flags __unused, struct thread *td)			int flags __unused, struct thread *td)
	{			{
	int error;			int error;
	error = 0;			error = 0;

	switch (cmd) {			switch (cmd) {
				#ifdef COMPAT_FREEBSD11
				case DIOCSKERNELDUMP_FREEBSD11:
				#endif
	case DIOCSKERNELDUMP:			case DIOCSKERNELDUMP:
	error = set_dumper(NULL, NULL, td);			error = set_dumper(NULL, NULL, td, 0, NULL, 0, NULL);
	break;			break;
	case FIONBIO:			case FIONBIO:
	break;			break;
	case FIOASYNC:			case FIOASYNC:
	if ((int )data != 0)			if ((int )data != 0)
	error = EINVAL;			error = EINVAL;
	break;			break;
	default:			default:
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