[SCSI] add scsi target reset support to scsi ioctl

The scsi ioctl code path was missing scsi target reset
support. This patch just adds it.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
diff --git a/drivers/scsi/scsi_ioctl.c b/drivers/scsi/scsi_ioctl.c
index b98f763..d9564fb 100644
--- a/drivers/scsi/scsi_ioctl.c
+++ b/drivers/scsi/scsi_ioctl.c
@@ -308,6 +308,9 @@
 		case SG_SCSI_RESET_DEVICE:
 			val = SCSI_TRY_RESET_DEVICE;
 			break;
+		case SG_SCSI_RESET_TARGET:
+			val = SCSI_TRY_RESET_TARGET;
+			break;
 		case SG_SCSI_RESET_BUS:
 			val = SCSI_TRY_RESET_BUS;
 			break;