staging/rdma/hfi1: hfi1_ioctl remove setlink state

Set link state is not supported remove from the switch statement and allow the
default to return -ENOTTY
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rdma/hfi1/diag.c

@@ -1012,11 +1012,6 @@ static long hfi1_ioctl(struct file *fp, unsigned int cmd, unsigned long arg)
 	spin_lock_irqsave(&dd->hfi1_snoop.snoop_lock, flags);
 
 	switch (cmd) {
-	case HFI1_SNOOP_IOCSETLINKSTATE:
-		snoop_dbg("HFI1_SNOOP_IOCSETLINKSTATE is not valid");
-		ret = -EINVAL;
-		break;
-
 	case HFI1_SNOOP_IOCSETLINKSTATE_EXTRA:
 		memset(&link_info, 0, sizeof(link_info));